541 elementos encontrados
Debilidades
Abstract
Enviar una contraseña como parte de un redireccionamiento HTTP provocará que la contraseña se muestre, se registre o se almacene en una memoria caché.
Explanation
Un redireccionamiento HTTP hace que el explorador web del usuario genere una solicitud GET por HTTP. Convencionalmente, los parámetros asociados a un GET por HTTP no se tratan como datos confidenciales. De este modo, los servidores web los registran, los servidores proxy los almacenan en la memoria caché y los exploradores web no hacen esfuerzo alguno por ocultarlos. Enviar una contraseña u otros datos confidenciales como parte de un redireccionamiento probablemente cause que los datos se administren incorrectamente y se puedan revelar a un atacante.

Ejemplo 1:

response.sendRedirect("j_security_check?j_username="+usr+"&j_password="+pass);
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 359
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [4] CWE ID 200
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [7] CWE ID 200
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [20] CWE ID 200
[5] Standards Mapping - Common Weakness Enumeration Top 25 2024 [17] CWE ID 200
[6] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-000197, CCI-001199, CCI-002361
[7] Standards Mapping - FIPS200 IA
[8] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[9] Standards Mapping - NIST Special Publication 800-53 Revision 4 AC-12 Session Termination (P2), IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[10] Standards Mapping - NIST Special Publication 800-53 Revision 5 AC-12 Session Termination, IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[11] Standards Mapping - OWASP Application Security Verification Standard 4.0 8.2.2 Client-side Data Protection (L1 L2 L3), 8.3.4 Sensitive Private Data (L1 L2 L3), 10.2.1 Malicious Code Search (L2 L3)
[12] Standards Mapping - OWASP Mobile 2014 M4 Unintended Data Leakage
[13] Standards Mapping - OWASP Mobile 2024 M1 Improper Credential Usage
[14] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[15] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[16] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[17] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[18] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[19] Standards Mapping - OWASP Top 10 2021 A04 Insecure Design
[20] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[21] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[22] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 3.2.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6, Requirement 8.3.2
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.2.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6, Requirement 8.3.2
[29] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 6.2 - Sensitive Data Protection, Control Objective 7 - Use of Cryptography
[30] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 6.2 - Sensitive Data Protection, Control Objective 7 - Use of Cryptography
[31] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 6.2 - Sensitive Data Protection, Control Objective 7 - Use of Cryptography, Control Objective C.4.1 - Web Software Communications
[32] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II, APP3330 CAT I
[33] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II, APP3330 CAT I
[34] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II, APP3330 CAT I
[35] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II, APP3330 CAT I
[36] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II, APP3330 CAT I
[37] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II, APP3330 CAT I
[38] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II, APP3330 CAT I
[39] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-000060 CAT II, APSC-DV-001740 CAT I, APSC-DV-001750 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[56] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.semantic.java.password_management_redirect
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña de un archivo de propiedades y utiliza la contraseña para establecer las credenciales de autenticación predeterminadas para las solicitudes de URL.


...
var fs:FileStream = new FileStream();
fs.open(new File("config.properties"), FileMode.READ);
var decoder:Base64Decoder = new Base64Decoder();
decoder.decode(fs.readMultiByte(fs.bytesAvailable, File.systemCharset));
var password:String = decoder.toByteArray().toString();

URLRequestDefaults.setLoginCredentialsForHost(hostname, usr, password);
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a config.properties puede leer el valor de password y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.actionscript.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se almacena sin cifrar en los archivos de configuración de una aplicación u otro almacén de datos. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña del registro y la utiliza para crear una nueva credencial de red.


...
string value = regKey.GetValue(passKey).ToString());
byte[] decVal = Convert.FromBase64String(value);
NetworkCredential netCred =
new NetworkCredential(username,decVal.toString(),domain);
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a la clave del registro utilizada para almacenar la contraseña puede leer el valor de password. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Scott Mitchell Protecting Connection Strings and Other Configuration Information Microsoft
[2] Standards Mapping - Common Weakness Enumeration CWE ID 261
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[10] Standards Mapping - FIPS200 IA
[11] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[16] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[18] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[19] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[21] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[23] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[36] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[59] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[60] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.dotnet.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se almacena sin cifrar en los archivos de configuración de una aplicación u otro almacén de datos. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El código siguiente lee una contraseña en el registro, la descodifica utilizando un algoritmo de codificación trivial y utiliza la contraseña para conectarse a una base de datos.


...
RegQueryValueEx(hkey, TEXT(.SQLPWD.), NULL,
NULL, (LPBYTE)password64, &size64);
Base64Decode(password64, size64, (BYTE*)password, &size);
rc = SQLConnect(*hdbc, server, SQL_NTS, uid,
SQL_NTS, password, SQL_NTS);
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a la llave de registro usada para almacenar la contraseña puede leer el valor de password64 y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Windows Data Protection Microsoft
[2] Standards Mapping - Common Weakness Enumeration CWE ID 261
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[10] Standards Mapping - FIPS200 IA
[11] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[16] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[18] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[19] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[21] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[23] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[36] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[59] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[60] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.cpp.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña de un archivo de propiedades y utiliza la contraseña para conectarse a una base de datos.


...
01 RECORDX.
05 UID PIC X(10).
05 PASSWORD PIC X(10).
05 LEN PIC S9(4) COMP.
...
EXEC CICS
READ
FILE('CFG')
INTO(RECORDX)
RIDFLD(ACCTNO)
...
END-EXEC.

CALL "g_base64_decode_inplace" using
BY REFERENCE PASSWORD
BY REFERENCE LEN
ON EXCEPTION
DISPLAY "Requires GLib library" END-DISPLAY
END-CALL.

EXEC SQL
CONNECT :UID
IDENTIFIED BY :PASSWORD
END-EXEC.
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a CFG puede leer el valor de la contraseña y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.cobol.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña de un archivo JSON y la utiliza para establecer el encabezado de autorización de la solicitud.


...
file, _ := os.Open("config.json")
decoder := json.NewDecoder(file)
decoder.Decode(&values)
password := base64.StdEncoding.DecodeString(values.Password)

request.SetBasicAuth(values.Username, password)
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a config.json podrá leer el valor de password y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.golang.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: el siguiente código lee una contraseña de un archivo de propiedades y utiliza la contraseña para conectarse a una base de datos.


...
Properties prop = new Properties();
prop.load(new FileInputStream("config.properties"));
String password = Base64.decode(prop.getProperty("password"));

DriverManager.getConnection(url, usr, password);
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a config.properties puede leer el valor de password y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.

En el entorno móvil, la administración de contraseñas es especialmente importante, puesto que hay altas posibilidades de perder un dispositivo.
Ejemplo 2: El siguiente código lee el nombre de usuario y la contraseña de un almacén WebView de Android y los usa para configurar la autenticación para ver páginas protegidas.

...
webview.setWebViewClient(new WebViewClient() {
public void onReceivedHttpAuthRequest(WebView view,
HttpAuthHandler handler, String host, String realm) {
String[] credentials = view.getHttpAuthUsernamePassword(host, realm);
String username = new String(Base64.decode(credentials[0], DEFAULT));
String password = new String(Base64.decode(credentials[1], DEFAULT));
handler.proceed(username, password);
}
});
...


De manera predeterminada, las credenciales de WebView se almacenan en texto sin formato y no tienen hash. De modo que si un usuario tiene un dispositivo con acceso Root (o usa un emulador), podrá leer las contraseñas almacenadas de sitios determinados.
References
[1] SQLCipher.
[2] Standards Mapping - Common Weakness Enumeration CWE ID 261
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[10] Standards Mapping - FIPS200 IA
[11] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[16] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[18] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[19] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[21] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[23] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[36] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[59] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[60] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.java.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El código siguiente utiliza una contraseña integrada en el código para conectar con una aplicación y recuperar entradas de una libreta de direcciones:


...
obj = new XMLHttpRequest();
obj.open('GET','/fetchusers.jsp?id='+form.id.value,'true','scott','tiger');
...


Este código se ejecutará correctamente, pero cualquier persona que acceda a la página web que lo contiene puede ver la contraseña.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.javascript.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El código siguiente lee una contraseña de un archivo plist y la utiliza para descomprimir un archivo protegido con contraseña.

...
NSDictionary *dict= [NSDictionary dictionaryWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Config" ofType:@"plist"]];
NSString *encoded_password = [dict valueForKey:@"encoded_password"];
NSData *decodedData = [[NSData alloc] initWithBase64EncodedString:encoded_password options:0];
NSString *decodedString = [[NSString alloc] initWithData:decodedData encoding:NSUTF8StringEncoding];
[SSZipArchive unzipFileAtPath:zipPath toDestination:destPath overwrite:TRUE password:decodedString error:&error];
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso al archivo Config.plist puede leer el valor de encoded_password y determinar fácilmente que el valor se ha establecido con la codificación base64.

En el entorno móvil, la administración de contraseñas es especialmente importante, puesto que hay altas posibilidades de perder un dispositivo.
References
[1] SQLCipher.
[2] Standards Mapping - Common Weakness Enumeration CWE ID 261
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[10] Standards Mapping - FIPS200 IA
[11] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[16] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[18] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[19] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[21] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[23] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[36] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[59] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[60] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.objc.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña de un archivo de propiedades y utiliza la contraseña para conectarse a una base de datos.


...
$props = file('config.properties', FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
$password = base64_decode($props[0]);

$link = mysql_connect($url, $usr, $password);
if (!$link) {
die('Could not connect: ' . mysql_error());
}
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a config.properties puede leer el valor de password y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.php.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña de un archivo de propiedades y utiliza la contraseña para conectarse a una base de datos.


...
props = os.open('config.properties')
password = base64.b64decode(props[0])

link = MySQLdb.connect (host = "localhost",
user = "testuser",
passwd = password,
db = "test")
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a config.properties puede leer el valor de password y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.python.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se almacena sin cifrar en los archivos de configuración de una aplicación u otro almacén de datos. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El código siguiente lee una contraseña de una variable de entorno, la decodifica utilizando un algoritmo de codificación trivial y utiliza la contraseña para conectarse a una base de datos.


require 'pg'
require 'base64'
...
passwd = Base64.decode64(ENV['PASSWD64'])
...
conn = PG::Connection.new(:dbname => "myApp_production", :user => username, :password => passwd, :sslmode => 'require')



Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a la variable de entorno utilizada para almacenar la contraseña puede leer el valor de PASSWD64 y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.ruby.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña de un archivo de propiedades y utiliza la contraseña para conectarse a una base de datos.


...
val prop = new Properties();
prop.load(new FileInputStream("config.properties"));
val password = Base64.decode(prop.getProperty("password"));

DriverManager.getConnection(url, usr, password);
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a config.properties puede leer el valor de password y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.scala.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El código siguiente lee una contraseña de un archivo plist y la utiliza para descomprimir un archivo protegido con contraseña.

...
var myDict: NSDictionary?
if let path = NSBundle.mainBundle().pathForResource("Config", ofType: "plist") {
myDict = NSDictionary(contentsOfFile: path)
}
if let dict = myDict {
let password = base64decode(dict["encoded_password"])
zipArchive.unzipOpenFile(zipPath, password:password])
}
...


Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso al archivo Config.plist puede leer el valor de encoded_password y determinar fácilmente que el valor se ha establecido con la codificación base64.

En el entorno móvil, la administración de contraseñas es especialmente importante, puesto que hay altas posibilidades de perder un dispositivo.
References
[1] SQLCipher.
[2] Standards Mapping - Common Weakness Enumeration CWE ID 261
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[10] Standards Mapping - FIPS200 IA
[11] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[16] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[18] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[19] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[21] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[23] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[36] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[59] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[60] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.swift.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.

Ejemplo 1: El siguiente archivo shadow de Linux contiene una contraseña que utiliza el algoritmo de cifrado débil DES.


...
root:qFio7llfVKk.s:19033:0:99999:7:::
...


El algoritmo DES ha demostrado ser débil y puede ser forzado en cuestión de días.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.regex.universal.password_management_weak_cryptography
Abstract
Cuando se oculta una contraseña con codificación trivial, no se protege la contraseña.
Explanation
Los problemas de administración de contraseñas se producen cuando una contraseña se ha almacenado como texto sin formato en las propiedades o en el archivo de configuración de una aplicación. Un programador puede intentar solucionar el problema de administración de contraseñas mediante la ocultación de la contraseña con una función de codificación, como la codificación base64, pero esto no protege adecuadamente la contraseña.
Ejemplo 1: El siguiente código lee una contraseña de un archivo de propiedades y utiliza la contraseña para conectarse a una base de datos.


...
...
Private Declare Function GetPrivateProfileString _
Lib "kernel32" Alias "GetPrivateProfileStringA" _
(ByVal lpApplicationName As String, _
ByVal lpKeyName As Any, ByVal lpDefault As String, _
ByVal lpReturnedString As String, ByVal nSize As Long, _
ByVal lpFileName As String) As Long
...
Dim password As String
...
password = StrConv(DecodeBase64(GetPrivateProfileString("MyApp", "Password", _
"", value, Len(value), _
App.Path & "\" & "Config.ini")), vbUnicode)
...
con.ConnectionString = "Driver={Microsoft ODBC for Oracle};Server=OracleServer.world;Uid=scott;Passwd=" & password &";"
...



Este código se ejecutará correctamente, pero cualquier usuario que tenga acceso a Config.ini puede leer el valor de Password y determinar fácilmente que el valor se ha establecido con la codificación base64. Un empleado malintencionado con acceso a esta información puede utilizarla para irrumpir en el sistema.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 261
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000196, CCI-001199
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 IA-5 Authenticator Management (P1), SC-28 Protection of Information at Rest (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 IA-5 Authenticator Management, SC-28 Protection of Information at Rest
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.6.3 Look-up Secret Verifier Requirements (L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.3 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 6.2.1 Algorithms (L1 L2 L3), 6.2.3 Algorithms (L2 L3), 6.2.4 Algorithms (L2 L3), 6.2.5 Algorithms (L2 L3), 6.2.6 Algorithms (L2 L3), 9.1.2 Communications Security Requirements (L1 L2 L3), 9.1.3 Communications Security Requirements (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M6 Broken Cryptography
[15] Standards Mapping - OWASP Mobile 2024 M10 Insufficient Cryptography
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CRYPTO-1
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A8 Insecure Cryptographic Storage
[19] Standards Mapping - OWASP Top 10 2010 A7 Insecure Cryptographic Storage
[20] Standards Mapping - OWASP Top 10 2013 A6 Sensitive Data Exposure
[21] Standards Mapping - OWASP Top 10 2017 A3 Sensitive Data Exposure
[22] Standards Mapping - OWASP Top 10 2021 A02 Cryptographic Failures
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 6.2.4, Requirement 6.5.3, Requirement 6.5.6
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 7 - Use of Cryptography
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 7 - Use of Cryptography
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 7 - Use of Cryptography
[35] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3150.1 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3150.1 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3150.1 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3150.1 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3150.1 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3150.1 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3150.1 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001740 CAT I, APSC-DV-002330 CAT II
[58] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[59] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.vb.password_management_weak_cryptography
Abstract
Para fines de confirmación de contraseña, la nueva contraseña debe proporcionarse dos veces en lugar de duplicada.
Explanation
Para cambiar una contraseña o crear una nueva cuenta de usuario, generalmente se necesita que se proporcione la nueva contraseña dos veces para fines de confirmación. Si se pasa una contraseña duplicada en lugar de pasarla dos veces, la API no se asegura de que el usuario no haya escrito mal la contraseña y elude el mecanismo de seguridad de confirmación de la contraseña.

Ejemplo 1:

String password=request.getParameter("password");
...
DefaultUser user = (DefaultUser) ESAPI.authenticator().createUser(username, password, password);
References
[1] OWASP ESAPI Secure Coding API: User
[2] Standards Mapping - Common Weakness Enumeration CWE ID 521
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [13] CWE ID 287
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [14] CWE ID 287
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [14] CWE ID 287
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [14] CWE ID 287
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [13] CWE ID 287
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [14] CWE ID 287
[9] Standards Mapping - FIPS200 IA
[10] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[11] Standards Mapping - OWASP Application Security Verification Standard 4.0 2.1.11 Password Security Requirements (L1 L2 L3), 2.7.1 Out of Band Verifier Requirements (L1 L2 L3), 2.7.2 Out of Band Verifier Requirements (L1 L2 L3), 2.7.3 Out of Band Verifier Requirements (L1 L2 L3), 2.8.4 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.8.5 Single or Multi Factor One Time Verifier Requirements (L2 L3), 2.10.1 Service Authentication Requirements (L2 L3), 2.10.2 Service Authentication Requirements (L2 L3), 3.7.1 Defenses Against Session Management Exploits (L1 L2 L3), 9.2.3 Server Communications Security Requirements (L2 L3)
[12] Standards Mapping - OWASP Mobile 2014 M5 Poor Authorization and Authentication
[13] Standards Mapping - OWASP Mobile 2024 M3 Insecure Authentication/Authorization
[14] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-AUTH-1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.8, Requirement 8.4
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.3, Requirement 6.5.8, Requirement 8.4
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.4
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[19] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[20] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[21] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.3.1, Requirement 6.5.3, Requirement 8.2.1
[22] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 6.5.4, Requirement 6.5.6, Requirement 8.3.1
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 6.5.4, Requirement 6.5.6, Requirement 8.3.1
[24] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 5.3 - Authentication and Access Control, Control Objective 7 - Use of Cryptography
[25] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 5.3 - Authentication and Access Control, Control Objective 7 - Use of Cryptography
[26] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 5.3 - Authentication and Access Control, Control Objective 7 - Use of Cryptography, Control Objective C.2.1.2 - Web Software Access Controls
desc.structural.java.password_management_weak_redundancy
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, permitiría a un atacante acceder a archivos protegidos o modificarlos de otro modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo.


...
*Get the report that is to be deleted
r_name = request->get_form_field( 'report_name' ).
CONCATENATE `C:\\users\\reports\\` r_name INTO dsn.
DELETE DATASET dsn.
...


Si un usuario malintencionado proporciona un nombre de archivo como "..\\..\\usr\\sap\\DVEBMGS00\\exe\\disp+work.exe", la aplicación eliminará un archivo crítico e inmediatamente se bloqueará el sistema SAP.

Ejemplo 2: El siguiente código muestra los detalles de las facturas de cualquier fecha proporcionada por el usuario.


...
PARAMETERS: p_date TYPE string.

*Get the invoice file for the date provided
CALL FUNCTION 'FILE_GET_NAME'
EXPORTING
logical_filename = 'INVOICE'
parameter_1 = p_date
IMPORTING
file_name = v_file
EXCEPTIONS
file_not_found = 1
OTHERS = 2.
IF sy-subrc <> 0.
* Implement suitable error handling here
ENDIF.

OPEN DATASET v_file FOR INPUT IN TEXT MODE.

DO.
READ DATASET v_file INTO v_record.
IF SY-SUBRC NE 0.
EXIT.
ELSE.
WRITE: / v_record.
ENDIF.
ENDDO.
...


Si un usuario malintencionado introduce una cadena como "..\\..\\usr\\sap\\sys\\profile\\default.pfl" en lugar de una fecha válida, la aplicación revelará la configuración predeterminada de todos los parámetros del perfil de servidor de aplicaciones de SAP, lo que posiblemente conduciría a ataques más sofisticados.
References
[1] SAP OSS Notes 1497003, 1543851, 177702 and related ones.
[2] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[3] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[4] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[9] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[10] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[11] Standards Mapping - FIPS200 SI
[12] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[16] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[17] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[18] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[19] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[20] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[21] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[22] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[23] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[24] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[25] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[27] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[28] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[40] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[41] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[42] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[43] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[44] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[64] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[67] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[68] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.abap.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


var params:Object = LoaderInfo(this.root.loaderInfo).parameters;
var rName:String = String(params["reportName"]);
var rFile:File = new File("/usr/local/apfr/reports/" + rName);
...
rFile.deleteFile();
Ejemplo 2: el siguiente código utiliza la entrada desde un archivo de configuración para determinar qué archivo abrir y escribir en una consola de depuración o en un archivo de registro. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


var fs:FileStream = new FileStream();
fs.open(new File(String(configStream.readObject())+".txt"), FileMode.READ);
fs.readBytes(arr);
trace(arr);
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.actionscript.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Ejemplo 1: El siguiente método de acción de Visualforce utiliza la entrada del usuario para acceder a un recurso estático.


public class MyController {
...
public PageRerference loadRes() {
PageReference ref = ApexPages.currentPage();
Map<String,String> params = ref.getParameters();
if (params.containsKey('resName')) {
if (params.containsKey('resPath')) {
return PageReference.forResource(params.get('resName'), params.get('resPath'));
}
}
return null;
}
}


El programador no ha considerado la posibilidad de que un atacante pueda manipular el nombre y la ruta del recurso para acceder a recursos que no están destinados al público.
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.apex.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pueda proporcionar un nombre de archivo como "..\\..\\Windows\\System32\\krnl386.exe", lo que hará que la aplicación elimine un archivo importante del sistema de Windows.


String rName = Request.Item("reportName");
...
File.delete("C:\\users\\reports\\" + rName);
Ejemplo 2: el siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y reenviar al usuario. Si el programa se ejecuta con privilegios adecuados y los usuarios malintencionados pueden modificar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión ".txt".


sr = new StreamReader(resmngr.GetString("sub")+".txt");
while ((line = sr.ReadLine()) != null) {
Console.WriteLine(line);
}
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.dotnet.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada desde una solicitud CGI para crear un nombre de archivo. El programador no ha tenido en cuenta la posibilidad de que un atacante pueda proporcionar un nombre de archivo como "../../apache/conf/httpd.conf", que provocará que la aplicación elimine el archivo de configuración especificado.


char* rName = getenv("reportName");
...
unlink(rName);
Ejemplo 2: el código siguiente utiliza entrada de la línea de comandos para determinar qué archivo abrir y reenviar al usuario. Si el programa se ejecuta con privilegios adecuados y los usuarios malintencionados pueden crear vínculos simbólicos al archivo, estos también pueden usar el programa para leer la primera parte de cualquier archivo del sistema.


ifstream ifs(argv[0]);
string s;
ifs >> s;
cout << s;
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.cpp.path_manipulation
Abstract
Si se permite la entrada del usuario a los nombres de recursos de archivos utilizados en las operaciones de archivos, un atacante podría acceder o modificar los conjuntos de datos no previstos por la aplicación.
Explanation
Se producen errores de manipulación de la ruta de acceso en CICS cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar un nombre de recurso de archivo (FCT) utilizado en una operación de archivos en CICS.

2. Al especificar el recurso, el atacante puede obtener acceso sin autorización.

Por ejemplo, el programa puede otorgar al atacante la capacidad de leer o escribir datos configurados para la región CICS a la cual la aplicación normalmente no accede.
Ejemplo 1: El siguiente código utiliza la entrada de un formulario HTML para actualizar o posiblemente eliminar un registro de un archivo.


...
EXEC CICS
WEB READ
FORMFIELD(FILE)
VALUE(FILENAME)
...
END-EXEC.

EXEC CICS
READ
FILE(FILENAME)
INTO(RECORD)
RIDFLD(ACCTNO)
UPDATE
...
END-EXEC.
...
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.cobol.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el siguiente código utiliza los datos introducidos desde un formulario web para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pueda proporcionar un nombre de archivo como "..\\..\\Windows\\System32\\krnl386.exe", lo que hará que la aplicación elimine un archivo importante del sistema de Windows.


<cffile action = "delete"
file = "C:\\users\\reports\\#Form.reportName#">
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.cfml.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos, un atacante podría sobrescribir archivos arbitrariamente en el sistema.
Explanation
Ejemplo 1: El siguiente ejemplo elimina archivos de forma insegura.


final server = await HttpServer.bind('localhost', 18081);
server.listen((request) async {
final headers = request.headers;
final path = headers.value('path');
File(path!).delete();
}


En el Example 1, no se valida headers.value('path') antes de llevar a cabo las funciones de eliminación en archivos.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[9] Standards Mapping - FIPS200 SI
[10] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[11] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[15] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[16] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[17] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[18] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[19] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[20] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[21] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[22] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[23] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[24] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[26] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[39] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[40] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[41] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[42] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[63] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[66] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.dart.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: El código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


rName := "/usr/local/apfr/reports/" + req.FormValue("fName")

rFile, err := os.OpenFile(rName, os.O_RDWR|os.O_CREATE, 0755)

defer os.Remove(rName);
defer rFile.Close()
...

Ejemplo 2: El siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y devolver al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos pueden utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


...
config := ReadConfigFile()

filename := config.fName + ".txt";
data, err := ioutil.ReadFile(filename)

...

fmt.Println(string(data))
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.golang.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


String rName = request.getParameter("reportName");
File rFile = new File("/usr/local/apfr/reports/" + rName);
...
rFile.delete();
Ejemplo 2: el siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y reenviar al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


fis = new FileInputStream(cfg.getProperty("sub")+".txt");
amt = fis.read(arr);
out.println(arr);


Algunos piensan que en los entornos móviles las vulnerabilidades clásicas como la manipulación de rutas de acceso no tienen ningún sentido: ¿por qué se atacaría a sí mismo un usuario? Sin embargo, tenga en cuenta que la esencia de las plataformas móviles consiste en aplicaciones que se descargan desde varias fuentes y se ejecutan junto con otras en el mismo dispositivo. La probabilidad de ejecutar un malware junto a una aplicación de banca es bastante alta, de modo que se necesita expandir la superficie expuesta a ataques de las aplicaciones móviles para que incluyan las comunicaciones entre procesos.

Ejemplo 3: el siguiente código adapta el Example 1 a la plataforma Android.


...
String rName = this.getIntent().getExtras().getString("reportName");
File rFile = getBaseContext().getFileStreamPath(rName);
...
rFile.delete();
...
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] FIO00-J. Do not operate on files in shared directories CERT
[3] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[4] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[9] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[10] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[11] Standards Mapping - FIPS200 SI
[12] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[16] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[17] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[18] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[19] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[20] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[21] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[22] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[23] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[24] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[25] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[27] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[28] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[40] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[41] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[42] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[43] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[44] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[64] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[67] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[68] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.java.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


...
var reportNameParam = "reportName=";
var reportIndex = document.indexOf(reportNameParam);
if (reportIndex < 0) return;
var rName = document.URL.substring(reportIndex+reportNameParam.length);
window.requestFileSystem(window.TEMPORARY, 1024*1024, function(fs) {
fs.root.getFile('/usr/local/apfr/reports/' + rName, {create: false}, function(fileEntry) {
fileEntry.remove(function() {
console.log('File removed.');
}, errorHandler);

}, errorHandler);
}, errorHandler);
Ejemplo 2: el código siguiente utiliza entrada del almacenamiento local para determinar qué archivo abrir y devolver al usuario. Si los usuarios maliciosos pueden cambiar el contenido del almacenamiento local, pueden utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


...
var filename = localStorage.sub + '.txt';
function oninit(fs) {
fs.root.getFile(filename, {}, function(fileEntry) {
fileEntry.file(function(file) {
var reader = new FileReader();
reader.onloadend = function(e) {
var txtArea = document.createElement('textarea');
txtArea.value = this.result;
document.body.appendChild(txtArea);
};
reader.readAsText(file);
}, errorHandler);
}, errorHandler);
}

window.requestFileSystem(window.TEMPORARY, 1024*1024, oninit, errorHandler);
...
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.javascript.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: El código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


val rName: String = request.getParameter("reportName")
val rFile = File("/usr/local/apfr/reports/$rName")
...
rFile.delete()
Ejemplo 2: El siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y devolver al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos pueden utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


fis = FileInputStream(cfg.getProperty("sub").toString() + ".txt")
amt = fis.read(arr)
out.println(arr)


Algunos piensan que en los entornos móviles las vulnerabilidades clásicas como la manipulación de rutas de acceso no tienen ningún sentido: ¿por qué se atacaría a sí mismo un usuario? Sin embargo, tenga en cuenta que la esencia de las plataformas móviles consiste en aplicaciones que se descargan desde varias fuentes y se ejecutan junto con otras en el mismo dispositivo. La probabilidad de ejecutar un malware junto a una aplicación de banca es bastante alta, de modo que se necesita expandir la superficie expuesta a ataques de las aplicaciones móviles para que incluyan las comunicaciones entre procesos.

Ejemplo 3: el siguiente código adapta el Example 1 a la plataforma Android.


...
val rName: String = getIntent().getExtras().getString("reportName")
val rFile: File = getBaseContext().getFileStreamPath(rName)
...
rFile.delete()
...
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] FIO00-J. Do not operate on files in shared directories CERT
[3] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[4] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[9] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[10] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[11] Standards Mapping - FIPS200 SI
[12] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[16] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[17] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[18] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[19] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[20] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[21] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[22] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[23] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[24] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[25] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[27] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[28] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[40] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[41] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[42] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[43] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[44] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[64] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[67] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[68] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.kotlin.path_manipulation
Abstract
Los atacantes pueden controlar el argumento de la ruta de acceso del sistema de archivos que les permite tener acceso o modificar los archivos protegidos en caso contrario.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza los datos que el usuario introduce para crear una ruta de archivo. El programador no ha considerado la posibilidad de que un atacante pudiese proporcionar otro nombre de archivo, lo que podría hacer que la aplicación eliminase un archivo de configuración que no debía.


- (NSData*) testFileManager {

NSString *rootfolder = @"/Documents/";
NSString *filePath = [rootfolder stringByAppendingString:[fileName text]];

NSFileManager *fm = [NSFileManager defaultManager];
return [fm contentsAtPath:filePath];
}
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.objc.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


$rName = $_GET['reportName'];
$rFile = fopen("/usr/local/apfr/reports/" . rName,"a+");
...
unlink($rFile);
Ejemplo 2: el siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y reenviar al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


...
$filename = $CONFIG_TXT['sub'] . ".txt";
$handle = fopen($filename,"r");
$amt = fread($handle, filesize($filename));
echo $amt;
...
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.php.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


rName = req.field('reportName')
rFile = os.open("/usr/local/apfr/reports/" + rName)
...
os.unlink(rFile);
Ejemplo 2: el siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y reenviar al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


...
filename = CONFIG_TXT['sub'] + ".txt";
handle = os.open(filename)
print handle
...
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.python.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: El código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


rName = req['reportName']
File.delete("/usr/local/apfr/reports/#{rName}")
Ejemplo 2: el siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y reenviar al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


...
fis = File.new("#{cfg.getProperty("sub")}.txt")
amt = fis.read
puts amt
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.ruby.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: El código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "../../tomcat/conf/server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


def readFile(reportName: String) = Action { request =>
val rFile = new File("/usr/local/apfr/reports/" + reportName)
...
rFile.delete()
}
Ejemplo 2: el siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y reenviar al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


val fis = new FileInputStream(cfg.getProperty("sub")+".txt")
val amt = fis.read(arr)
out.println(arr)
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] FIO00-J. Do not operate on files in shared directories CERT
[3] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[4] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[9] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[10] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[11] Standards Mapping - FIPS200 SI
[12] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[16] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[17] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[18] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[19] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[20] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[21] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[22] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[23] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[24] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[25] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[27] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[28] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[40] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[41] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[42] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[43] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[44] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[64] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[67] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[68] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.scala.path_manipulation
Abstract
Los atacantes pueden controlar el argumento de la ruta de acceso del sistema de archivos que les permite tener acceso o modificar los archivos protegidos en caso contrario.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza los datos que el usuario introduce para crear una ruta de archivo. El programador no ha considerado la posibilidad de que un atacante pudiese proporcionar otro nombre de archivo, lo que podría hacer que la aplicación eliminase un archivo de configuración que no debía.


func testFileManager() -> NSData {
let filePath : String = "/Documents/\(fileName.text)"
let fm : NSFileManager = NSFileManager.defaultManager()
return fm.contentsAtPath(filePath)
}
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.swift.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en operaciones del sistema de archivos, un atacante podría acceder a recursos del sistema protegidos o modificarlos de algún modo.
Explanation
Se producen errores de manipulación de la ruta de acceso cuando se cumplen las dos condiciones siguientes:

1. Un atacante puede especificar una ruta de acceso que se utiliza en una operación en el sistema de archivos.

2. Al especificar el recurso, el usuario malintencionado consigue una capacidad que de otro modo no estaría permitida.

Por ejemplo, el programa puede otorgar al atacante la capacidad de sobrescribir el archivo especificado o ejecutar una configuración controlada por el atacante.
Ejemplo 1: el código siguiente utiliza la entrada de una solicitud HTTP para crear un nombre de archivo. El programador no ha considerado la posibilidad de que un usuario malintencionado pudiese proporcionar un nombre de archivo como "..\conf\server.xml", lo que podría causar que la aplicación eliminase uno de sus propios archivos de configuración.


Dim rName As String
Dim fso As New FileSystemObject
Dim rFile as File
Set rName = Request.Form("reportName")
Set rFile = fso.GetFile("C:\reports\" & rName)
...
fso.DeleteFile("C:\reports\" & rName)
...
Ejemplo 2: el siguiente código utiliza una entrada de un archivo de configuración para determinar el archivo que se debe abrir y reenviar al usuario. Si el programa se ejecuta con los privilegios adecuados y los usuarios malintencionados pueden cambiar el archivo de configuración, estos podrán utilizar el programa para leer cualquier archivo del sistema que termine con la extensión .txt.


Dim fileName As String
Dim tsContent As String
Dim ts As TextStream
Dim fso As New FileSystemObject

fileName = GetPrivateProfileString("MyApp", "sub", _
"", value, Len(value), _
App.Path & "\" & "Config.ini")
...
Set ts = fso.OpenTextFile(fileName,1)
tsContent = ts.ReadAll
Response.Write tsContent
...
References
[1] G. Hoglund, G. McGraw Exploiting Software Addison-Wesley
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2012 Rule 1.3
[13] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C Guidelines 2023 Directive 4.14, Rule 1.3
[14] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2008 Rule 0-3-1
[15] Standards Mapping - Motor Industry Software Reliability Association (MISRA) C++ Guidelines 2023 Rule 4.1.3
[16] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[17] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[18] Standards Mapping - OWASP Application Security Verification Standard 4.0 5.2.2 Sanitization and Sandboxing Requirements (L1 L2 L3), 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[19] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[20] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[21] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[22] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[23] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[24] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[25] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[26] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[27] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[36] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[39] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[40] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[41] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[42] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[43] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[60] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[61] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[62] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[63] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[64] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[65] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[66] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[67] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.vb.path_manipulation
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos, un atacante podría sobrescribir archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo ZIP se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada ZIP.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


...

" Add Binary File to
CALL METHOD lr_abap_zip->add
EXPORTING
name = p_ifile
content = lv_bufferx.

" Read Binary File to
CALL METHOD lr_abap_zip->get
EXPORTING
name = p_ifile
IMPORTING
content = lv_bufferx2.

...


En el Example 1, no se valida p_ifile antes de llevar a cabo las funciones de lectura/escritura en los datos de la entrada. Si el archivo ZIP se encontró originalmente en el directorio "/tmp/" de un equipo basado en Unix, una entrada ZIP era "../etc/hosts" y la aplicación se ejecutó con los permisos necesarios, se sobrescribe el archivo hosts del sistema. A su vez, esto permite que el tráfico del equipo vaya donde el usuario malintencionado desea, por ejemplo, a su propio equipo.
References
[1] Protecting ABAP code against Directory Traversal Attacks SAP
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[16] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[18] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[19] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[20] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[22] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[23] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[36] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[37] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[38] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[39] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[62] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[63] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.abap.path_manipulation_zip_entry_overwrite
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos dejaría que un atacante sobrescribiera archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


public static void UnzipFile(ZipArchive archive, string destDirectory)
{
foreach (var entry in archive.Entries)
{
string file = entry.FullName;
if (!string.IsNullOrEmpty(file))
{
string destFileName = Path.Combine(destDirectory, file);
entry.ExtractToFile(destFileName, true);

}
}
}


En el Example 1, no se valida entry.FullName antes de llevar a cabo las operaciones de lectura/escritura en los datos de la entrada. Si el archivo zip se colocase originalmente en el directorio "C:\TEMP", un nombre de entrada de zip incluyera "segmentos ..\" y la aplicación se ejecutase con los permisos necesarios, dicho archivo podría sobrescribir de forma arbitraria algunos archivos de sistema.
References
[1] How to: Compress and extract files Microsoft
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[16] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[18] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[19] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[20] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[22] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[23] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[36] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[37] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[38] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[39] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[62] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[63] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.dotnet.path_manipulation_zip_entry_overwrite
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos, un atacante podría sobrescribir archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


func Unzip(src string, dest string) ([]string, error) {
var filenames []string
r, err := zip.OpenReader(src)
if err != nil {
return filenames, err
}
defer r.Close()

for _, f := range r.File {
// Store filename/path for returning and using later on
fpath := filepath.Join(dest, f.Name)

filenames = append(filenames, fpath)

if f.FileInfo().IsDir() {
// Make Folder
os.MkdirAll(fpath, os.ModePerm)
continue
}

// Make File
if err = os.MkdirAll(filepath.Dir(fpath), os.ModePerm); err != nil {
return filenames, err
}

outFile, err := os.OpenFile(fpath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, f.Mode())
if err != nil {
return filenames, err
}

rc, err := f.Open()
if err != nil {
return filenames, err
}

_, err = io.Copy(outFile, rc)

// Close the file without defer to close before next iteration of loop
outFile.Close()
rc.Close()

if err != nil {
return filenames, err
}
}
return filenames, nil
}


En el Example 1, no se valida f.Name antes de llevar a cabo las funciones de lectura/escritura en los datos de la entrada. Si el archivo zip se encontrase originalmente en el directorio "/tmp/" de un equipo basado en Unix, una entrada zip fuese "../etc/hosts" y la aplicación se ejecutase con los permisos necesarios, se sobrescribiría el archivo hosts del sistema. A su vez, esto permitiría que el tráfico del equipo fuese donde el usuario malintencionado desease, por ejemplo, a su propio equipo.
References
[1] Unzip Files in Go
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[16] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[18] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[19] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[20] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[22] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[23] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[36] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[37] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[38] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[39] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[62] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[63] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.golang.path_manipulation_zip_entry_overwrite
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos permitiría a un atacante sobrescribir archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


private static final int BUFSIZE = 512;
private static final int TOOBIG = 0x640000;
...
public final void unzip(String filename) throws IOException {
FileInputStream fis = new FileInputStream(filename);
ZipInputStream zis = new ZipInputStream(new BufferedInputStream(fis));
ZipEntry zipEntry = null;

int numOfEntries = 0;
long total = 0;

try {
while ((zipEntry = zis.getNextEntry()) != null) {
byte data[] = new byte[BUFSIZE];
int count = 0;
String outFileName = zipEntry.getName();
if (zipEntry.isDirectory()){
new File(outFileName).mkdir(); //create the new directory
continue;
}
FileOutputStream outFile = new FileOutputStream(outFileName);
BufferedOutputStream dest = new BufferedOutputStream(outFile, BUFSIZE);
//read data from Zip, but do not read huge entries
while (total + BUFSIZE <= TOOBIG && (count = zis.read(data, 0, BUFSIZE)) != -1) {
dest.write(data, 0, count);
total += count;
}
...
}
} finally{
zis.close();
}
}
...


En el Example 1, no se valida zipEntry.getName() antes de llevar a cabo las funciones de lectura/escritura en los datos de la entrada. Si el archivo zip se encontrase originalmente en el directorio "/tmp/" de un equipo basado en Unix, una entrada zip fuese "../etc/hosts" y la aplicación se ejecutase con los permisos necesarios, se sobrescribiría el archivo hosts del sistema. A su vez, esto permitiría que el tráfico del equipo fuese donde el usuario malintencionado desease, por ejemplo, a su propio equipo.
References
[1] IDS04-J. Safely extract files from ZipInputStream CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[16] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[18] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[19] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[20] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[22] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[23] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[36] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[37] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[38] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[39] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[62] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[63] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.java.path_manipulation_zip_entry_overwrite
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos dejaría que un atacante sobrescribiera archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


var unzipper = require('unzipper');
var fs = require('fs');

var untrusted_zip = getZipFromRequest();
fs.createReadStream(zipPath).pipe(unzipper.Extract({ path: 'out' }));
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[9] Standards Mapping - FIPS200 SI
[10] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[15] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[17] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[18] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[19] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[20] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[22] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[35] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[36] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[37] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[38] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[46] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[59] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[62] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.structural.javascript.path_manipulation_zip_entry_overwrite
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos dejaría que un atacante sobrescribiera archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


ZZArchive* archive = [ZZArchive archiveWithURL:[NSURL fileURLWithPath: zipPath] error:&error];
for (ZZArchiveEntry* entry in archive.entries) {
NSString *fullPath = [NSString stringWithFormat: @"%@/%@", destPath, [entry fileName]];
[[entry newDataWithError:nil] writeToFile:newFullPath atomically:YES];
}


En el Example 1, no se valida entry.fileName antes de llevar a cabo las funciones de lectura/escritura en los datos de la entrada. Si el archivo zip se encontrase originalmente en el directorio "Documents/hot_patches" de una aplicación iOS, y una entrada ZIP fuese "../js/page.js", dicho archivo podría sobrescribir el archivo page.js. Esto, a su vez, permitiría al atacante inyectar código malicioso que podría dar lugar a la ejecución de código.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[9] Standards Mapping - FIPS200 SI
[10] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[15] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[17] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[18] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[19] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[20] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[22] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[35] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[36] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[37] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[38] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[46] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[59] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[62] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.objc.path_manipulation_zip_entry_overwrite
Abstract
Si se permite que una entrada de usuario controle las rutas de acceso en las operaciones del sistema de archivos, un atacante podría sobrescribir archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y los archivos se extraen sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


...
$zip = new ZipArchive();
$zip->open("userdefined.zip", ZipArchive::RDONLY);
$zpm = $zip->getNameIndex(0);
$zip->extractTo($zpm);
...


En el Example 1, no se valida f.Name antes de llevar a cabo las funciones de lectura/escritura en los datos de la entrada. Si el archivo zip se encuentra en el directorio "/tmp/" de un equipo basado en Unix, una entrada ZIP es "../etc/hosts" y la aplicación se ejecuta con los permisos necesarios, se sobrescribirá el archivo hosts del sistema. Esto permite que el tráfico del equipo vaya donde el usuario malintencionado desea, por ejemplo, a su propio equipo.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[9] Standards Mapping - FIPS200 SI
[10] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[15] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[17] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[18] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[19] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[20] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[22] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[35] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[36] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[37] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[38] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[46] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[59] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[62] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.php.path_manipulation_zip_entry_overwrite
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos dejaría que un atacante sobrescribiera archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


import zipfile
import tarfile

def unzip(archive_name):
zf = zipfile.ZipFile(archive_name)
zf.extractall(".")
zf.close()

def untar(archive_name):
tf = tarfile.TarFile(archive_name)
tf.extractall(".")
tf.close()
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[9] Standards Mapping - FIPS200 SI
[10] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[15] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[17] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[18] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[19] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[20] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[22] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[35] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[36] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[37] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[38] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[46] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[59] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[62] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.python.path_manipulation_zip_entry_overwrite
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos dejaría que un atacante sobrescribiera archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


import better.files._

...

val zipPath: File = getUntrustedZip()
val destinationPath = file"out/dest"
zipPath.unzipTo(destination = destinationPath)
Ejemplo 2: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


import better.files._

...

val zipPath: File = getUntrustedZip()
val destinationPath = file"out/dest"
zipPath.newZipInputStream.mapEntries( (entry : ZipEntry) => {
entry.extractTo(destinationPath, new FileInputStream(entry.getName))
})


En el Example 2, no se valida entry.getName antes de llevar a cabo las funciones de lectura/escritura en los datos de la entrada. Si el archivo zip se encontrase originalmente en el directorio "/tmp/" de un equipo basado en Unix, una entrada zip fuese "../etc/hosts" y la aplicación se ejecutase con los permisos necesarios, se sobrescribiría el archivo hosts del sistema. A su vez, esto permitiría que el tráfico del equipo fuese donde el usuario malintencionado desease, por ejemplo, a su propio equipo.
References
[1] IDS04-J. Safely extract files from ZipInputStream CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[3] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[10] Standards Mapping - FIPS200 SI
[11] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[16] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[17] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[18] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[19] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[20] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[22] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[23] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[35] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[36] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[37] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[38] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[39] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[59] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[62] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[63] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.scala.path_manipulation_zip_entry_overwrite
Abstract
Permitir que una entrada de usuario controle las rutas de acceso que se usan en las operaciones del sistema de archivos dejaría que un atacante sobrescribiera archivos arbitrariamente en el sistema.
Explanation
Se producen errores Path Manipulation: Los errores Zip Entry Overwrite se producen cuando un archivo zip se abre y se expande sin comprobar la ruta de acceso de archivo de la entrada zip.

Ejemplo 1: El siguiente ejemplo extrae archivos de un archivo zip y los escribe en el disco de forma insegura.


let archive = try ZZArchive.init(url: URL(fileURLWithPath: zipPath))

for entry in archive.entries {
let fullPath = URL(fileURLWithPath: destPath + "/" + entry.fileName)
try entry.newData().write(to: fullPath)
}


En el Example 1, no se valida entry.fileName antes de llevar a cabo las funciones de lectura/escritura en los datos de la entrada. Si el archivo zip se encontrase originalmente en el directorio "Documents/hot_patches" de una aplicación iOS, y una entrada ZIP fuese "../js/page.js", dicho archivo podría sobrescribir el archivo page.js. Esto, a su vez, permitiría al atacante inyectar código malicioso que podría dar lugar a la ejecución de código.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 22, CWE ID 73
[2] Standards Mapping - Common Weakness Enumeration Top 25 2019 [10] CWE ID 022
[3] Standards Mapping - Common Weakness Enumeration Top 25 2020 [12] CWE ID 022
[4] Standards Mapping - Common Weakness Enumeration Top 25 2021 [8] CWE ID 022
[5] Standards Mapping - Common Weakness Enumeration Top 25 2022 [8] CWE ID 022
[6] Standards Mapping - Common Weakness Enumeration Top 25 2023 [8] CWE ID 022
[7] Standards Mapping - Common Weakness Enumeration Top 25 2024 [5] CWE ID 022, [12] CWE ID 020
[8] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000345, CCI-002754
[9] Standards Mapping - FIPS200 SI
[10] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), SI-10 Information Input Validation (P1)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SI-10 Information Input Validation
[13] Standards Mapping - OWASP Application Security Verification Standard 4.0 12.3.1 File Execution Requirements (L1 L2 L3), 12.3.2 File Execution Requirements (L1 L2 L3)
[14] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[15] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[16] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[17] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[18] Standards Mapping - OWASP Top 10 2007 A4 Insecure Direct Object Reference
[19] Standards Mapping - OWASP Top 10 2010 A4 Insecure Direct Object References
[20] Standards Mapping - OWASP Top 10 2013 A4 Insecure Direct Object References
[21] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[22] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1, Requirement 6.5.4
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.8
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.8
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.8
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.8
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 4.2 - Critical Asset Protection, Control Objective 5.4 - Authentication and Access Control, Control Objective B.3.1 - Terminal Software Attack Mitigation, Control Objective B.3.1.1 - Terminal Software Attack Mitigation, Control Objective C.2.3 - Web Software Access Controls, Control Objective C.3.2 - Web Software Attack Mitigation
[35] Standards Mapping - SANS Top 25 2009 Risky Resource Management - CWE ID 426
[36] Standards Mapping - SANS Top 25 2010 Risky Resource Management - CWE ID 022
[37] Standards Mapping - SANS Top 25 2011 Risky Resource Management - CWE ID 022
[38] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I, APP3600 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I, APP3600 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I, APP3600 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I, APP3600 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I, APP3600 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I, APP3600 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I, APP3600 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002560 CAT I
[46] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002560 CAT I
[47] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002560 CAT I
[48] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002560 CAT I
[49] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002560 CAT I
[50] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002560 CAT I
[51] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002560 CAT I
[52] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002560 CAT I
[53] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002560 CAT I
[54] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002560 CAT I
[55] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002560 CAT I
[56] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002560 CAT I
[57] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002560 CAT I
[58] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[59] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002530 CAT II, APSC-DV-002560 CAT I, APSC-DV-002960 CAT II
[61] Standards Mapping - Web Application Security Consortium Version 2.00 Path Traversal (WASC-33)
[62] Standards Mapping - Web Application Security Consortium 24 + 2 Path Traversal
desc.dataflow.swift.path_manipulation_zip_entry_overwrite
Abstract
La administración de información privada, como las contraseñas del cliente o los números de la seguridad social, pueden comprometer la privacidad del usuario y a menudo es ilegal.
Explanation
Se producen violaciones de la privacidad cuando:

1. La información privada del usuario entra en el programa.

2. Los datos se escriben en una ubicación externa, como la consola, el sistema de archivos o la red.
Ejemplo 1: el siguiente código contiene una instrucción de registro que realiza un seguimiento de los registros agregados a una base de datos almacenando el contenido en un archivo de registro.


pass = getPassword();
...
dbmsLog.println(id+":"+pass+":"+type+":"+tstamp);


El código del Example 1 registra una contraseña de texto sin formato en el sistema de archivos. Aunque muchos desarrolladores confían en el sistema de archivos como una ubicación segura de almacenamiento para los datos, el usuario no debería confiar absolutamente, en especial, cuando la privacidad es una preocupación.

La privacidad es una de las mayores preocupaciones en las plataformas móviles debido a un par de motivos. Uno de ellos es la mayor probabilidad de pérdida del dispositivo. El otro está relacionado con las comunicaciones entre procesos entre aplicaciones móviles. En las plataformas móviles, las aplicaciones se descargan desde diversos orígenes y se ejecutan junto con otras aplicaciones en el mismo dispositivo. La probabilidad de ejecutar un malware junto a una aplicación de banca es bastante alta, de modo que los autores de aplicaciones deben tener cuidado con la información que incluyen en los mensajes dirigidos a otras aplicaciones que se ejecutan en el dispositivo. La información confidencial nunca debería formar parte of las comunicaciones entre procesos entre aplicaciones móviles.

Ejemplo 2: El siguiente código lee el nombre de usuario y la contraseña de un sitio determinado de un almacén WebView de Android y los difunde a todos los destinatarios registrados.

...
webview.setWebViewClient(new WebViewClient() {
public void onReceivedHttpAuthRequest(WebView view,
HttpAuthHandler handler, String host, String realm) {
String[] credentials = view.getHttpAuthUsernamePassword(host, realm);
String username = credentials[0];
String password = credentials[1];
Intent i = new Intent();
i.setAction("SEND_CREDENTIALS");
i.putExtra("username", username);
i.putExtra("password", password);
view.getContext().sendBroadcast(i);
}
});
...


Este ejemplo pone de manifiesto varios problemas. El primero de todos es que, de manera predeterminada, las credenciales de WebView se almacenan en texto sin formato y no tienen hash. Si un usuario tiene un dispositivo con acceso root (o usa un emulador), podrá leer las contraseñas almacenadas de sitios determinados. El segundo es que las credenciales de texto sin formato se difunden a todos los destinatarios registrados, lo que significa que cualquier destinatario registrado para escuchar las finalidades con la acción SEND_CREDENTIALS recibirá el mensaje. La difusión ni siquiera está protegida con un permiso para limitar el número de destinatarios, aunque en este caso no recomendamos el uso de permisos como solución.

Los datos privados se pueden escribir en un programa de varias formas:

- Directamente desde el usuario en forma de una contraseña o información personal

- La aplicación accede desde una base de datos u otro almacén de datos

- Indirectamente desde un asociado de negocios u otra tercera parte

Normalmente, en el contexto de un entorno móvil, esta información privada incluye (junto con contraseñas, SSN y otra información personal general):

- Ubicación

- Número de teléfono móvil

- Números de serie e identificadores de dispositivos

- Información del operador de red

- Información del buzón de voz


A veces los datos que no están etiquetados como privados pueden tener una implicación de privacidad en un contexto diferente. Por ejemplo, los números de identificación de alumnos generalmente no se consideran privados porque no hay ninguna asignación explícita y disponible públicamente a la información personal de un alumno. Sin embargo, si una escuela genera números de identificación basados en los números de seguridad social de los alumnos, los números de identificación se deberán considerar privados.

Las preocupaciones de seguridad y privacidad a menudo parece que compiten entre sí. Desde una perspectiva de seguridad, debería registrar todas las operaciones importantes de modo que posteriormente se pueda identificar cualquier actividad anómala. Sin embargo, cuando se trata de datos privados, esta práctica puede crear riesgos.

Aunque hay muchas maneras de tratar los datos privados de forma no segura, un riesgo común se deriva de la confianza mal depositada. Los programadores a menudo confían en el entorno operativo en el que se ejecuta un programa, y por lo tanto, creemos que es aceptable para almacenar información privada en el sistema de archivos, en el registro o en otros recursos controlados localmente. Sin embargo, incluso si se restringe el acceso a determinados recursos, esto no garantiza que se pueda confiar en las personas que tienen acceso. Por ejemplo, en el año 2004, un empleado sin escrúpulos de AOL vendió aproximadamente 92 millones de direcciones de correo electrónico privadas de los clientes a un remitente de marketing de correo electrónico no deseado, un sitio web de juegos de azar ubicado en el extranjero [1].

En respuesta a dichos ataques de alto perfil, la recopilación y gestión de datos privados se está convirtiendo en algo cada vez más regulado. Dependiendo de su ubicación, el tipo de negocio que desarrolle y la naturaleza de los datos privados que controle, una organización puede verse obligada a cumplir uno o varios de los siguientes reglamentos federales y estatales:

- Marco de privacidad de Safe Harbor [3]

- Ley Gramm-Leach Bliley (GLBA) [4]

- Ley de portabilidad y responsabilidad de seguros médicos (Health Insurance Portability and Accountability Act, HIPAA) [5]

- California SB-1386 [6]

A pesar de estas regulaciones, se siguen produciendo con alarmante frecuencia violaciones de la privacidad.
References
[1] J. Oates AOL man pleads guilty to selling 92m email addies The Register
[2] Privacy Initiatives U.S. Federal Trade Commission
[3] Safe Harbor Privacy Framework U.S. Department of Commerce
[4] Financial Privacy: The Gramm-Leach Bliley Act (GLBA) Federal Trade Commission
[5] Health Insurance Portability and Accountability Act (HIPAA) U.S. Department of Human Services
[6] California SB-1386 Government of the State of California
[7] M. Howard, D. LeBlanc Writing Secure Code, Second Edition Microsoft Press
[8] SQLCipher.
[9] FUNDAMENTALS-4: Establish trust boundaries Oracle
[10] CONFIDENTIAL-2: Do not log highly sensitive information Oracle
[11] Standards Mapping - Common Weakness Enumeration CWE ID 359
[12] Standards Mapping - Common Weakness Enumeration Top 25 2019 [4] CWE ID 200
[13] Standards Mapping - Common Weakness Enumeration Top 25 2020 [7] CWE ID 200
[14] Standards Mapping - Common Weakness Enumeration Top 25 2021 [20] CWE ID 200
[15] Standards Mapping - Common Weakness Enumeration Top 25 2024 [17] CWE ID 200
[16] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000169
[17] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[18] Standards Mapping - NIST Special Publication 800-53 Revision 4 AC-4 Information Flow Enforcement (P1), AU-12 Audit Generation (P1)
[19] Standards Mapping - NIST Special Publication 800-53 Revision 5 AC-4 Information Flow Enforcement, AU-12 Audit Record Generation
[20] Standards Mapping - OWASP API 2023 API3 Broken Object Property Level Authorization
[21] Standards Mapping - OWASP Application Security Verification Standard 4.0 8.2.2 Client-side Data Protection (L1 L2 L3), 8.3.4 Sensitive Private Data (L1 L2 L3), 10.2.1 Malicious Code Search (L2 L3)
[22] Standards Mapping - OWASP Mobile 2014 M2 Insecure Data Storage
[23] Standards Mapping - OWASP Mobile 2024 M6 Inadequate Privacy Controls
[24] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-STORAGE-1
[25] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[26] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 8.4
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 6.5.6, Requirement 8.4
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 3.2, Requirement 3.4, Requirement 6.5.5, Requirement 8.4
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 3.2, Requirement 3.4, Requirement 8.2.1
[31] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 3.2, Requirement 3.4, Requirement 8.2.1
[32] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 3.2, Requirement 3.4, Requirement 8.2.1
[33] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 3.2, Requirement 3.4, Requirement 8.2.1
[34] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 3.3.1, Requirement 3.5.1, Requirement 8.3.1
[35] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 3.3.1, Requirement 3.3.2, Requirement 3.3.3, Requirement 3.5.1, Requirement 8.3.1
[36] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.3 - Sensitive Data Retention, Control Objective 6.1 - Sensitive Data Protection, Control Objective 7 - Use of Cryptography
[37] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.3 - Sensitive Data Retention, Control Objective 6.1 - Sensitive Data Protection, Control Objective 7 - Use of Cryptography, Control Objective B.2.5 - Terminal Software Design
[38] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.3 - Sensitive Data Retention, Control Objective 6.1 - Sensitive Data Protection, Control Objective 7 - Use of Cryptography, Control Objective B.2.5 - Terminal Software Design
[39] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3210.1 CAT II, APP3310 CAT I, APP3340 CAT I
[40] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3210.1 CAT II, APP3340 CAT I
[41] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3210.1 CAT II, APP3340 CAT I
[42] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3210.1 CAT II, APP3340 CAT I
[43] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3210.1 CAT II, APP3340 CAT I
[44] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3210.1 CAT II, APP3340 CAT I
[45] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3210.1 CAT II, APP3340 CAT I
[46] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-000650 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-000650 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-000650 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-000650 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-000650 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-000650 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-000650 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-000650 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-000650 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-000650 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-000650 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-000650 CAT II
[58] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-000650 CAT II
[59] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-000650 CAT II
[60] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-000650 CAT II
[61] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-000650 CAT II
[62] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[63] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.dataflow.java.pci_privacy_violation
Abstract
La omisión de una excepción puede provocar que el programa pase por alto estados y condiciones inesperadas.
Explanation
Casi todos los ataques serios a un sistema de software comienzan con la violación de los supuestos de un programador. Después del ataque, los supuestos del programador parecen endebles y mal fundamentados, pero, antes de un ataque, muchos programadores están totalmente convencidos de sus supuestos.

Dos supuestos dudosos que son fáciles de detectar en código son "esta llamada de método nunca puede fallar" y "no importa si esta llamada falla". Cuando un programador ignora una excepción, declara implícitamente que está operando bajo uno de estos supuestos.

Ejemplo 1: El siguiente fragmento de código ignora una excepción raramente lanzada de doExchange().


try {
doExchange();
}
catch (RareException e) {
// this can never happen
}


Si alguna vez se lanzara una RareException, el programa continuaría ejecutándose como si no hubiera ocurrido nada inusual. El programa no registra ninguna evidencia que aluda a la situación especial, lo que podría frustrar cualquier intento posterior de explicar el comportamiento del programa.
References
[1] ERR00-J. Do not suppress or ignore checked exceptions CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 1069
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[4] Standards Mapping - FIPS200 AU
[5] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[6] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[7] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[8] Standards Mapping - OWASP Application Security Verification Standard 4.0 7.4.1 Error Handling (L1 L2 L3)
[9] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[10] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[23] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.apex.poor_error_handling_empty_catch_block
Abstract
Ignorar una excepción puede hacer que el programa pase por alto estados y condiciones inesperadas.
Explanation
Prácticamente cada ataque grave a un sistema de software comienza con la infracción de los supuestos del programador. Después del ataque, las suposiciones del programador parecen débiles y mal fundadas, pero antes de un ataque muchos programadores defenderían sus suposiciones mucho más allá del final de la hora del almuerzo.

Dos suposiciones dudosas que son fáciles de identificar en el código son "esta llamada de método no puede tener nunca errores" y "no importa si se produce un error en esta llamada". Cuando los programadores ignoran excepciones, afirman de forma implícita que actúan bajo uno de estos supuestos.

Ejemplo 1: El fragmento de código siguiente ignora una excepción iniciada en pocas ocasiones desde DoExchange().


try {
DoExchange();
}
catch (RareException e) {
// this can never happen
}


Si una RareException se fuese a iniciar en algún momento, el programa seguiría ejecutándose como si no hubiese ocurrido nada inusual. El programa no registrará ninguna prueba que indique la situación especial, evitando potencialmente cualquier intento posterior de explicar el comportamiento del programa.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 1069
[2] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[3] Standards Mapping - FIPS200 AU
[4] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[5] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[6] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[7] Standards Mapping - OWASP Application Security Verification Standard 4.0 7.4.1 Error Handling (L1 L2 L3)
[8] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[9] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.dotnet.poor_error_handling_empty_catch_block
Abstract
Ignorar una excepción puede hacer que el programa pase por alto estados y condiciones inesperadas.
Explanation
Prácticamente cada ataque grave a un sistema de software comienza con la infracción de los supuestos del programador. Después del ataque, las suposiciones del programador parecen débiles y mal fundadas, pero antes de un ataque muchos programadores defenderían sus suposiciones mucho más allá del final de la hora del almuerzo.

Dos suposiciones dudosas que son fáciles de identificar en el código son "esta llamada de método no puede tener nunca errores" y "no importa si se produce un error en esta llamada". Cuando un programador ignora una excepción, implícitamente indica que está funcionando según uno de estos supuestos.

Ejemplo 1: El fragmento de código siguiente ignora una excepción iniciada en pocas ocasiones desde doExchange().


try {
doExchange();
}
catch (RareException e) {
// this can never happen
}


Si una RareException se fuese a iniciar en algún momento, el programa seguiría ejecutándose como si no hubiese ocurrido nada inusual. El programa no registrará ninguna prueba que indique la situación especial, evitando potencialmente cualquier intento posterior de explicar el comportamiento del programa.
References
[1] ERR00-J. Do not suppress or ignore checked exceptions CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 1069
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[4] Standards Mapping - FIPS200 AU
[5] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[6] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[7] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[8] Standards Mapping - OWASP Application Security Verification Standard 4.0 7.4.1 Error Handling (L1 L2 L3)
[9] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[10] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[23] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.java.poor_error_handling_empty_catch_block
Abstract
Ignorar una excepción puede hacer que el programa pase por alto estados y condiciones inesperadas.
Explanation
Prácticamente cada ataque grave a un sistema de software comienza con la infracción de los supuestos del programador. Después del ataque, las suposiciones del programador parecen débiles y mal fundadas, pero antes de un ataque muchos programadores defenderían sus suposiciones mucho más allá del final de la hora del almuerzo.

Dos suposiciones dudosas que son fáciles de identificar en el código son "esta llamada de método no puede tener nunca errores" y "no importa si se produce un error en esta llamada". Cuando un programador ignora una excepción, implícitamente indica que está funcionando según uno de estos supuestos.

Ejemplo 1: El fragmento de código siguiente ignora una excepción iniciada en pocas ocasiones desde doExchange().


try {
doExchange();
}
catch (exception $e) {
// this can never happen
}


Si una RareException se fuese a iniciar en algún momento, el programa seguiría ejecutándose como si no hubiese ocurrido nada inusual. El programa no registrará ninguna prueba que indique la situación especial, evitando potencialmente cualquier intento posterior de explicar el comportamiento del programa.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 1069
[2] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[3] Standards Mapping - FIPS200 AU
[4] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[5] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[6] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[7] Standards Mapping - OWASP Application Security Verification Standard 4.0 7.4.1 Error Handling (L1 L2 L3)
[8] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[9] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.php.poor_error_handling_empty_catch_block
Abstract
Ignorar una excepción puede hacer que el programa pase por alto estados y condiciones inesperadas.
Explanation
Prácticamente cada ataque grave a un sistema de software comienza con la infracción de los supuestos del programador. Después del ataque, las suposiciones del programador parecen débiles y mal fundadas, pero antes de un ataque muchos programadores defenderían sus suposiciones mucho más allá del final de la hora del almuerzo.

Dos suposiciones dudosas que son fáciles de identificar en el código son "esta llamada de método no puede tener nunca errores" y "no importa si se produce un error en esta llamada". Cuando un programador ignora una excepción, implícitamente indica que está funcionando según uno de estos supuestos.

Ejemplo 1: El fragmento de código siguiente ignora una excepción iniciada en pocas ocasiones desde open().


try:
f = open('myfile.txt')
s = f.readline()
i = int(s.strip())
except:
# This will never happen
pass


Si una RareException se fuese a iniciar en algún momento, el programa seguiría ejecutándose como si no hubiese ocurrido nada inusual. El programa no registrará ninguna prueba que indique la situación especial, evitando potencialmente cualquier intento posterior de explicar el comportamiento del programa.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 1069
[2] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[3] Standards Mapping - FIPS200 AU
[4] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[5] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[6] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[7] Standards Mapping - OWASP Application Security Verification Standard 4.0 7.4.1 Error Handling (L1 L2 L3)
[8] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[9] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.python.poor_error_handling_empty_catch_block
Abstract
El bloque catch se encarga de una amplia franja de excepciones, que en teoría puede abarcar errores y problemas diferentes, que no deberían tratarse en este punto del programa.
Explanation
Si los bloques catch son varios, pueden volverse repetitivos, pero si se "condensan" bloques catch obteniendo una clase de alto nivel como Exception, se pueden ocultar excepciones que requieran un tratamiento especial o que no se deberían obtener en este punto del programa. Si se obtiene una excepción demasiado amplia, básicamente hace fracasar el propósito de las excepciones tipificadas de .NET, y puede resultar particularmente peligroso si el programa se desarrolla y comienza a iniciar nuevos tipos de excepciones. Los nuevos tipos de excepciones quedarán desatendidas.

Ejemplo 1: El fragmento de código siguiente trata tres tipos de excepciones de manera idéntica.


try {
DoExchange();
}
catch (IOException e) {
logger.Error("DoExchange failed", e);
}
catch (FormatException e) {
logger.Error("DoExchange failed", e);
}
catch (TimeoutException e) {
logger.Error("DoExchange failed", e);
}


A primera vista, puede parecer preferible tratar estas excepciones en un solo bloque catch, de la siguiente forma:


try {
DoExchange();
}
catch (Exception e) {
logger.Error("DoExchange failed", e);
}


No obstante, si se modifica DoExchange() para iniciar un nuevo tipo de excepción que debería tratarse de forma diferente, el amplio bloque catch evitará que el compilador señale la situación. Además, ahora el bloque catch nuevo tratará también excepciones de los tipos ApplicationException y NullReferenceException, lo cual no es el propósito del programador.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 396
[2] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[3] Standards Mapping - FIPS200 AU
[4] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[5] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[6] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[7] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.dotnet.poor_error_handling_overly_broad_catch_block
Abstract
El bloque catch se encarga de una amplia franja de excepciones, que en teoría puede abarcar errores y problemas diferentes, que no deberían tratarse en este punto del programa.
Explanation
Si los bloques catch son varios, pueden volverse repetitivos, pero si se "condensan" bloques catch obteniendo una clase de alto nivel como Exception, se pueden ocultar excepciones que requieran un tratamiento especial o que no se deberían obtener en este punto del programa. Si se obtiene una excepción demasiado amplia, básicamente hace fracasar el propósito de las excepciones tipificadas de Java, y puede resultar particularmente peligroso si el programa se desarrolla y comienza a iniciar nuevos tipos de excepciones. Los nuevos tipos de excepciones quedarán desatendidas.

Ejemplo 1: El fragmento de código siguiente trata tres tipos de excepciones de manera idéntica.


try {
doExchange();
}
catch (IOException e) {
logger.error("doExchange failed", e);
}
catch (InvocationTargetException e) {
logger.error("doExchange failed", e);
}
catch (SQLException e) {
logger.error("doExchange failed", e);
}


A primera vista, puede parecer preferible tratar estas excepciones en un solo bloque catch, de la siguiente forma:


try {
doExchange();
}
catch (Exception e) {
logger.error("doExchange failed", e);
}


No obstante, si se modifica doExchange() para iniciar un nuevo tipo de excepción que debería tratarse de forma diferente, el amplio bloque catch evitará que el compilador señale la situación. Es más, el nuevo bloque de filtrado ahora también administra las excepciones derivadas de RuntimeException como ClassCastException y NullPointerException, que no es el propósito del programador.
References
[1] ERR07-J. Do not throw RuntimeException, Exception, or Throwable CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 396
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[4] Standards Mapping - FIPS200 AU
[5] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[6] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[7] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[8] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[21] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.java.poor_error_handling_overly_broad_catch
Abstract
El método lanza una excepción genérica que dificulta a los autores de llamadas hacer un buen trabajo en cuanto al tratamiento y la recuperación de errores.
Explanation
Declarar un método para lanzar Exception o Throwable dificulta a los autores de llamada hacer un buen trabajo en cuanto al tratamiento y la recuperación de errores. El mecanismo de excepciones de Java se ha configurado para facilitar a los autores de llamada la anticipación de qué puede salir mal y escribir código para administrar cada circunstancia de excepción específica. Declarar que un método lance una forma genérica de excepción frustra este sistema.

Ejemplo 1: El método siguiente lanza tres tipos de excepciones.


public void doExchange()
throws IOException, InvocationTargetException,
SQLException {
...
}



Aunque pueda parecer que es más organizado a la hora de escribir


public void doExchange()
throws Exception {
...
}


al hacerlo se puede alterar la capacidad del autor de llamada para comprender y administrar las excepciones que se producen. Es más, si una revisión posterior de doExchange() introduce un nuevo tipo de excepción que debería tratarse de forma diferente a las excepciones anteriores, no hay una forma fácil de exigir este requisito.
References
[1] ERR07-J. Do not throw RuntimeException, Exception, or Throwable CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 397
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[4] Standards Mapping - FIPS200 AU
[5] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[6] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[7] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[8] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[21] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.java.poor_error_handling_overly_broad_throws
Abstract
Normalmente, es una mala práctica obtener NullPointerException.
Explanation
Habitualmente, los programadores obtienen NullPointerException bajo tres circunstancias:

1. El programa contiene una anulación de referencia de puntero nulo. Obtener la excepción resultante era más sencillo que solucionar el problema subyacente.

2. El programa inicia de forma explícita una NullPointerException para señalar una condición de error.

3. El código es parte de un test de aprovechamiento que proporciona una entrada inesperada en las clases que se están probando.

De estas tres circunstancias, solo la última es aceptable.

Ejemplo 1: El código siguiente obtiene de forma errónea una NullPointerException.


try {
mysteryMethod();
}
catch (NullPointerException npe) {
}
References
[1] ERR08-J. Do not catch NullPointerException or any of its ancestors CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 395
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[4] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[5] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[6] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[7] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[8] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[21] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.java.poor_error_handling_program_catches_nullpointerexception
Abstract
Volver desde un bloque finally provocará que las excepciones se pierdan.
Explanation
Una instrucción return dentro de un bloque finally provocará que todas las excepciones que se puedan lanzar en el bloque try se descarten.

Ejemplo 1: en la siguiente cita de código, la MagicException lanzada por la segunda llamada para doMagic con true transferido a ella nunca se entregará al autor de llamada. La instrucción return dentro del bloque finally provocará que la excepción se descarte.


public class MagicTrick {

public static class MagicException extends Exception { }

public static void main(String[] args) {

System.out.println("Watch as this magical code makes an " +
"exception disappear before your very eyes!");

System.out.println("First, the kind of exception handling " +
"you're used to:");
try {
doMagic(false);
} catch (MagicException e) {
// An exception will be caught here
e.printStackTrace();
}

System.out.println("Now, the magic:");
try {
doMagic(true);
} catch (MagicException e) {
// No exception caught here, the finally block ate it
e.printStackTrace();
}
System.out.println("tada!");
}

public static void doMagic(boolean returnFromFinally)
throws MagicException {

try {
throw new MagicException();
}
finally {
if (returnFromFinally) {
return;
}
}
}

}
References
[1] ERR04-J. Do not complete abruptly from a finally block CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 584
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[4] Standards Mapping - FIPS200 AU
[5] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[6] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[7] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[8] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[9] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.java.poor_error_handling_return_inside_finally
Abstract
Volver desde un bloque finally provocará que las excepciones se pierdan.
Explanation
Una instrucción RETURN dentro de un bloque finally provocará que todas las excepciones que se puedan lanzar en el bloque try se descarten.

Ejemplo 1: En la siguiente cita de código, la exception lanzada por la segunda llamada para doMagic con True transferido a ella nunca se entregará al autor de llamada. La instrucción RETURN dentro del bloque finally provocará que la excepción se descarte.

        "disappear before your very eyes!" . PHP_EOL;

echo "First, the kind of exception handling " .
"you're used to:" . PHP_EOL;

try {
doMagic(False);
} catch (exception $e) {
// An exception will be caught here
echo $e->getMessage();
}

echo "Now, the magic:" . PHP_EOL;

try {
doMagic(True);
} catch (exception $e) {
// No exception caught here, the finally block ate it
echo $e->getMessage();
}

echo "Tada!" . PHP_EOL;

function doMagic($returnFromFinally) {
try {
throw new Exception("Magic Exception" . PHP_EOL);
}
finally {
if ($returnFromFinally) {
return;
}
}
}
?>
References
[1] ERR04-J. Do not complete abruptly from a finally block CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 584
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[4] Standards Mapping - FIPS200 AU
[5] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[6] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[7] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[8] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[9] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.php.poor_error_handling_return_inside_finally
Abstract
Si un error ThreadDeath no se vuelve a lanzar, el subproceso en cuestión podría no acabar.
Explanation
Los errores ThreadDeath solo deben filtrarse si una aplicación tiene que limpiar después de finalizar de forma asíncrona. Si se filtra un error ThreadDeath, es importante que se vuelva a lanzar para que el subproceso finalice realmente. El propósito de lanzar ThreadDeath es detener un subproceso. Si ThreadDeath es absorbido, puede impedir que un subproceso se detenga y dé lugar a un comportamiento inesperado, puesto que quien haya lanzado originalmente ThreadDeath espera que el subproceso se detenga.

Ejemplo 1: el código siguiente filtra ThreadDeath, pero no lo vuelve a lanzar.

try
{
//some code
}
catch(ThreadDeath td)
{
//clean up code
}
References
[1] Oracle Class ThreadDeath
[2] Scott Oaks, Henry Wong Java Threads O'Reilly
[3] Standards Mapping - Common Weakness Enumeration CWE ID 705
[4] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[5] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[6] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[7] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[8] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[9] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[10] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[11] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[12] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[13] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[14] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[15] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[16] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[17] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[18] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[19] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.java.poor_error_handling_swallowed_threaddeath
Abstract
Usar una instrucción throw dentro de un bloque finally rompe la progresión lógica de try-catch-finally.
Explanation
En Java, los bloques finally siempre se ejecutan después de su bloque try-catch correspondiente y se utilizan frecuentemente para liberar recursos asignados, como controladores de archivos o cursores de base de datos. Lanzar una excepción en un bloque finally puede derivar el código de limpieza crítico, puesto que la ejecución normal del programa se interrumpirá.

Ejemplo 1: en el código siguiente, la llamada para stmt.close() se deriva cuando se lanza la FileNotFoundException.

public void processTransaction(Connection conn) throws FileNotFoundException
{
FileInputStream fis = null;
Statement stmt = null;
try
{
stmt = conn.createStatement();
fis = new FileInputStream("badFile.txt");
...
}
catch (FileNotFoundException fe)
{
log("File not found.");
}
catch (SQLException se)
{
//handle error
}
finally
{
if (fis == null)
{
throw new FileNotFoundException();
}

if (stmt != null)
{
try
{
stmt.close();
}
catch (SQLException e)
{
log(e);
}
}
}
}
References
[1] Sun Microsystems, Inc. Java Sun Tutorial
[2] ERR05-J. Do not let checked exceptions escape from a finally block CERT
[3] Standards Mapping - Common Weakness Enumeration CWE ID 684
[4] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[5] Standards Mapping - FIPS200 AU
[6] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[7] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SI-11 Error Handling (P2)
[8] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SI-11 Error Handling
[9] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[10] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[23] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
desc.structural.java.poor_error_handling_throw_inside_finally
Abstract
No administrar explícitamente las excepciones SSL puede provocar que la aplicación pase por alto las condiciones y los estados inesperados.
Explanation
Las vulnerabilidades de excepción SSL no administradas se producen cuando:

1. Se lanza una excepción específica de SSL.

2. La excepción no se administra explícitamente.

Las excepciones específicas de SSL javax.net.ssl.SSLHandshakeException, javax.net.ssl.SSLKeyException y javax.net.ssl.SSLPeerUnverifiedException transmiten errores importantes relacionados con una conexión SSL. Si estos errores no se administran explícitamente, la conexión puede dejarse en un estado inesperado y potencialmente inseguro.

Prácticamente cada ataque grave a un sistema de software comienza con la infracción de los supuestos del programador. Después del ataque, las suposiciones del programador parecen débiles y mal fundadas, pero antes de un ataque muchos programadores defenderían sus suposiciones mucho más allá del final de la hora del almuerzo.

Dos suposiciones dudosas que son fáciles de identificar en el código son "esta función no puede tener nunca errores" y "no importa si se produce un error en esta operación". Cuando un programador no puede detectar una excepción que puede arrojar una operación, implícitamente indica que está funcionando según uno de estos supuestos.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 248
[2] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001312, CCI-001314, CCI-003272
[3] Standards Mapping - FIPS200 AU
[4] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[5] Standards Mapping - NIST Special Publication 800-53 Revision 4 SA-15 Development Process and Standards and Tools (P2), SC-24 Fail in Known State (P1), SI-11 Error Handling (P2)
[6] Standards Mapping - NIST Special Publication 800-53 Revision 5 SA-15 Development Process and Standards and Tools, SC-24 Fail in Known State, SI-11 Error Handling
[7] Standards Mapping - OWASP Application Security Verification Standard 4.0 7.4.2 Error Handling (L2 L3)
[8] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-NETWORK-1
[9] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[10] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[16] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[17] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[18] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[19] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[20] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[21] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[22] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention, Control Objective B.3.2 - Terminal Software Attack Mitigation
[23] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3120 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3120 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3120 CAT II
[26] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3120 CAT II
[27] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3120 CAT II
[28] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3120 CAT II
[29] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3120 CAT II
[30] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002310 CAT I, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002310 CAT I, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-002310 CAT I, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II, APSC-DV-003235 CAT II
[46] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[47] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.structural.java.poor_error_handling_unhandled_ssl_exception
Abstract
Declare los registradores como estáticos y finales.
Explanation
En programación es una práctica recomendable compartir un solo objeto de registrador entre todas las instancias de una clase concreta y usar el mismo registrador para toda la duración del programa.

Ejemplo 1: la siguiente instrucción declara erróneamente un registrador no estático.


private final Logger logger =
Logger.getLogger(MyClass.class);
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
desc.structural.java.poor_logging_practice_logger_is_not_declared_static_final
Abstract
Utilice niveles de registro en lugar de varios registradores en una sola clase.
Explanation
Las prácticas recomendadas de registro dictan el uso de un solo registrador para cada clase.

Ejemplo 1: el código siguiente declara erróneamente varios registradores.


public class MyClass {
private final static Logger good =
Logger.getLogger(MyClass.class);
private final static Logger bad =
Logger.getLogger(MyClass.class);
private final static Logger ugly =
Logger.getLogger(MyClass.class);
...
}
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000154
[3] Standards Mapping - FIPS200 AU
[4] Standards Mapping - NIST Special Publication 800-53 Revision 4 AU-6 Audit Review and Analysis and Reporting (P1)
[5] Standards Mapping - NIST Special Publication 800-53 Revision 5 AU-6 Audit Record Review and Analysis and Reporting
[6] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001130 CAT II
[7] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001130 CAT II
[8] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-001130 CAT II
desc.structural.java.poor_logging_practice_multiple_loggers
Abstract
Si se utilizan Console.Out o Console.Error en lugar de una interfaz de registro dedicada, es difícil supervisar el comportamiento del programa.
Explanation
Ejemplo 1: el primer programa .NET que un desarrollador aprende a escribir es el siguiente:


public class MyClass {
...
Console.WriteLine("hello world");
...
}


Mientras que la mayoría de los programadores continúan con el aprendizaje de matices y detalles de .NET, un número sorprendente se queda en esta primera lección y no deja de escribir mensajes a salida estándar utilizando Console.WriteLine().

El problema es que escribir directamente a salida estándar o error estándar a menudo se utiliza como una forma no estructurada de registro. Las interfaces de registro estructuradas proporcionan características como niveles de registro, formateo uniforme, un identificador de registros, marcas de tiempo y, puede que de forma más crítica, la capacidad para dirigir mensajes de registro al sitio adecuado. Cuando el uso de los flujos de salida del sistema se confunde con el código que utiliza los registros de forma adecuada, a menudo el resultado es un registro en buen estado al que le falta información esencial.

Los desarrolladores aceptan ampliamente la necesidad de los registros estructurados, aunque muchos siguen utilizando los flujos de salida del sistema en el desarrollo de "pre-producción". Si el código que está revisando ya ha pasado las primeras fases del desarrollo, el uso de Console.WriteLine podría indicar un descuido en el paso a un sistema de registro estructurado.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
[3] Standards Mapping - NIST Special Publication 800-53 Revision 4 SI-11 Error Handling (P2)
[4] Standards Mapping - NIST Special Publication 800-53 Revision 5 SI-11 Error Handling
[5] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[6] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 10.3.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 10.3.1
[16] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
desc.structural.dotnet.poor_logging_practice_use_of_a_system_output_stream
Abstract
Si se utilizan os.Stdout o os.Stderr en lugar de una interfaz de registro dedicada, es difícil supervisar el comportamiento del programa.
Explanation
Ejemplo 1: Generalmente, el primer programa Go que un desarrollador aprende a escribir es el siguiente:


...

func foo(){
fmt.Println("Hello World")
}


Si bien muchos desarrolladores continúan aprendiendo los matices y las sutilezas de Go, algunos nunca dejan de escribir mensajes para salida estándar mediante fmt.Println().

El problema es que escribir directamente a salida estándar o error estándar a menudo se utiliza como una forma no estructurada de registro. Las interfaces de registro estructuradas proporcionan características como niveles de registro, formateo uniforme, identificador de registrador, marcas de tiempo y la capacidad de dirigir mensajes de registro al sitio adecuado. Cuando el uso de los flujos de salida del sistema se confunde con el código que utiliza los registradores de forma adecuada, el resultado normalmente es un registro en buen estado al que le falta información esencial.

El registro estructurado es ampliamente aceptado, pero muchos desarrolladores siguen usando los flujos de salida del sistema en su desarrollo "previo a la producción". Si el código que está revisando ha superado las fases iniciales de desarrollo, el registro en os.Stdout o os.Stderr puede indicar un descuido en el paso a un sistema estructurado de registro.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
[3] Standards Mapping - NIST Special Publication 800-53 Revision 4 SI-11 Error Handling (P2)
[4] Standards Mapping - NIST Special Publication 800-53 Revision 5 SI-11 Error Handling
[5] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[6] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 10.3.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 10.3.1
[16] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
desc.semantic.golang.poor_logging_practice_use_of_a_system_output_stream
Abstract
Si se utilizan System.out o System.err en lugar de una interfaz de registro dedicada, es difícil supervisar el comportamiento del programa.
Explanation
Ejemplo 1: El primer programa Java que un desarrollador aprende a escribir tiene el siguiente aspecto:


public class MyClass
...
System.out.println("hello world");
...
}


Aunque muchos programadores continúan aprendiendo los matices y sutilezas de Java, una cantidad sorprendente de ellos se quedan en esta primera lección y nunca dejan de escribir mensajes para salida estándar usando System.out.println().

El problema es que escribir directamente a salida estándar o error estándar a menudo se utiliza como una forma no estructurada de registro. Las interfaces de registro estructuradas proporcionan características como niveles de registro, formateo uniforme, un identificador de registros, marcas de tiempo y, puede que de forma más crítica, la capacidad para dirigir mensajes de registro al sitio adecuado. Cuando el uso de los flujos de salida del sistema se confunde con el código que utiliza los registros de forma adecuada, a menudo el resultado es un registro en buen estado al que le falta información esencial.

Los desarrolladores aceptan ampliamente la necesidad de los registros estructurados, aunque muchos siguen utilizando los flujos de salida del sistema en el desarrollo de "pre-producción". Si el código que está revisando está más allá de las fases iniciales de desarrollo, el uso de System.out o System.err podría indicar un descuido en el paso a un sistema estructurado de registro.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
[3] Standards Mapping - NIST Special Publication 800-53 Revision 4 SI-11 Error Handling (P2)
[4] Standards Mapping - NIST Special Publication 800-53 Revision 5 SI-11 Error Handling
[5] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[6] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 10.3.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 10.3.1
[16] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
desc.structural.java.poor_logging_practice_use_of_a_system_output_stream
Abstract
Si se utiliza process.stdout o process.stderr en lugar de una interfaz de registro dedicada, resulta más difícil supervisar el comportamiento del programa.
Explanation
Ejemplo 1: Un programa simple que un desarrollador temprano de Node.js puede escribir para leer desde stdin y volver a escribirlo en stdout nuevamente puede tener el siguiente aspecto:


process.stdin.on('readable', function(){
var s = process.stdin.read();
if (s != null){
process.stdout.write(s);
}
});


Aunque la mayoría de los programadores continúan aprendiendo los matices y las sutilezas de JavaScript y Node.js, muchos de ellos se quedan en esta primera lección y nunca dejan de escribir mensajes para salida estándar utilizando process.stdout.write().

El problema es que escribir directamente a salida estándar o error estándar a menudo se utiliza como una forma no estructurada de registro. Las interfaces de registro estructuradas proporcionan características como niveles de registro, formateo uniforme, un identificador de registros, marcas de tiempo y, puede que de forma más crítica, la capacidad para dirigir mensajes de registro al sitio adecuado. Cuando el uso de los flujos de salida del sistema se confunde con el código que utiliza los registros de forma adecuada, a menudo el resultado es un registro en buen estado al que le falta información esencial.

Los desarrolladores aceptan ampliamente la necesidad de los registros estructurados, aunque muchos siguen utilizando los flujos de salida del sistema en el desarrollo de "pre-producción". Si el código que está revisando está más allá de las fases iniciales de desarrollo, el uso de process.stdout o process.stderr podría indicar un descuido en el paso a un sistema estructurado de registro.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
[3] Standards Mapping - NIST Special Publication 800-53 Revision 4 SI-11 Error Handling (P2)
[4] Standards Mapping - NIST Special Publication 800-53 Revision 5 SI-11 Error Handling
[5] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[6] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 10.3.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 10.3.1
[16] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
desc.structural.javascript.poor_logging_practice_use_of_a_system_output_stream
Abstract
Si se utilizan print o println en lugar de una interfaz de registro dedicada, es difícil supervisar el comportamiento del programa.
Explanation
Ejemplo 1: el primer programa Kotlin que un desarrollador aprende a escribir es el siguiente:


class MyClass {
...
println("hello world")
...
}
}


Aunque la mayoría de los programadores continúan aprendiendo los matices y las sutilezas de Kotlin, una cantidad sorprendente de ellos se quedan en esta primera lección y nunca dejan de escribir mensajes para salida estándar usando print o println.

El problema es que escribir directamente a salida estándar o error estándar a menudo se utiliza como una forma no estructurada de registro. Las interfaces de registro estructuradas proporcionan características como niveles de registro, formateo uniforme, un identificador de registros, marcas de tiempo y, puede que de forma más crítica, la capacidad para dirigir mensajes de registro al sitio adecuado. Cuando el uso de los flujos de salida del sistema se confunde con el código que utiliza los registros de forma adecuada, a menudo el resultado es un registro en buen estado al que le falta información esencial.

Los desarrolladores aceptan ampliamente la necesidad de los registros estructurados, aunque muchos siguen utilizando los flujos de salida del sistema en el desarrollo de "pre-producción". Si el código que está revisando está más allá de las fases iniciales de desarrollo, el uso de la secuencia de error o salida estándar podría indicar un descuido en el paso a un sistema estructurado de registro.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
[3] Standards Mapping - NIST Special Publication 800-53 Revision 4 SI-11 Error Handling (P2)
[4] Standards Mapping - NIST Special Publication 800-53 Revision 5 SI-11 Error Handling
[5] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[6] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 10.3.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 10.3.1
[16] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
desc.structural.kotlin.poor_logging_practice_use_of_a_system_output_stream
Abstract
Si se utiliza salida estándar o error estándar, en lugar de una interfaz de registro dedicada, resulta más difícil supervisar el comportamiento del programa.
Explanation
Ejemplo 1: El primer programa Python que un desarrollador aprende a escribir normalmente tiene el siguiente aspecto:


sys.stdout.write("hola, mundo")


Aunque muchos programadores continúan aprendiendo los matices y sutilezas de Python, una cantidad sorprendente de ellos se quedan en esta primera lección y nunca dejan de escribir mensajes para salida estándar.

El problema es que escribir directamente a salida estándar o error estándar a menudo se utiliza como una forma no estructurada de registro. Las interfaces de registro estructuradas proporcionan características como niveles de registro, formateo uniforme, un identificador de registros, marcas de tiempo y, puede que de forma más crítica, la capacidad para dirigir mensajes de registro al sitio adecuado. Cuando el uso de los flujos de salida del sistema se confunde con el código que utiliza los registros de forma adecuada, a menudo el resultado es un registro en buen estado al que le falta información esencial.

Los desarrolladores aceptan ampliamente la necesidad de los registros estructurados, aunque muchos siguen utilizando los flujos de salida del sistema en el desarrollo de "pre-producción". Si el código que está revisando está más allá de las fases iniciales de desarrollo, el uso de sys.stdout o sys.stderr podría indicar un descuido en el paso a un sistema estructurado de registro.
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
[3] Standards Mapping - NIST Special Publication 800-53 Revision 4 SI-11 Error Handling (P2)
[4] Standards Mapping - NIST Special Publication 800-53 Revision 5 SI-11 Error Handling
[5] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[6] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 10.3.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 10.3.1
[16] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
desc.structural.python.poor_logging_practice_use_of_a_system_output_stream
Abstract
Si se utiliza Kernel.puts,Kernel.warn o Kernel.printf en lugar de una interfaz de registro dedicada, resulta más difícil supervisar el comportamiento del programa.
Explanation
Ejemplo 1: el primer programa de Ruby que aprende a escribir un desarrollador a menudo incluye una función como:


...
puts "hello world"
...


Aunque muchos programadores continúan aprendiendo los matices y sutilezas de Ruby, una cantidad sorprendente de ellos se quedan en esta primera lección y nunca dejan de escribir mensajes para salida estándar usando Kernel.puts.

El problema es que escribir directamente a salida estándar o error estándar a menudo se utiliza como una forma no estructurada de registro. Las interfaces de registro estructuradas proporcionan características como niveles de registro, formateo uniforme, un identificador de registros, marcas de tiempo y, puede que de forma más crítica, la capacidad para dirigir mensajes de registro al sitio adecuado. Cuando el uso de los flujos de salida del sistema se confunde con el código que utiliza los registros de forma adecuada, a menudo el resultado es un registro en buen estado al que le falta información esencial.

Los desarrolladores aceptan ampliamente la necesidad de los registros estructurados, aunque muchos siguen utilizando los flujos de salida del sistema en el desarrollo de "pre-producción". Si el código que está revisando está más allá de las fases iniciales de desarrollo, el uso de Kernel.puts,Kernel.warn o Kernel.printf podría indicar un descuido en el paso a un sistema estructurado de registro.
Si hay una directiva de la empresa que no permite el uso de estas API, esto aún se podría solucionar mediante el uso de un sistema de registro para, a continuación, imprimir la información en un flujo de salida del sistema.

Ejemplo 2: El siguiente código utiliza la clase Logger, pero registra información en un flujo de salida del sistema:


require 'logger'
...
logger = Logger.new($stdout)
logger.info("hello world")
...
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 778
[2] Standards Mapping - FIPS200 AU
[3] Standards Mapping - NIST Special Publication 800-53 Revision 4 SI-11 Error Handling (P2)
[4] Standards Mapping - NIST Special Publication 800-53 Revision 5 SI-11 Error Handling
[5] Standards Mapping - OWASP Top 10 2004 A7 Improper Error Handling
[6] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.7
[8] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.2, Requirement 6.5.6
[9] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[10] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[11] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[12] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4, Requirement 10.3.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4, Requirement 10.3.1
[16] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[17] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[19] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[20] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
desc.structural.ruby.poor_logging_practice_use_of_a_system_output_stream
Abstract
La clase contiene un campo y un método con el mismo nombre.
Explanation
Resulta confuso tener un campo miembro y un método con el mismo nombre. Facilita que el programador llame accidentalmente el método cuando intenta acceder al campo o viceversa.

Ejemplo 1:

public class Totaller {
private int total;
public int total() {
...
}
}
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 710
[2] Standards Mapping - Smart Contract Weakness Classification SWC-119
desc.structural.java.poor_style_confusing_naming.member_and_method
Abstract
Este bloque sincronizado no contiene instrucciones; así pues, no es probable que la sincronización consiga el efecto previsto.
Explanation
La sincronización en Java puede ser complicada. Un bloque vacío sincronizado es con frecuencia una señal de que un programador está luchando con la sincronización, pero todavía no ha conseguido el resultado previsto.

Ejemplo 1:

synchronized(this) { }
References
[1] Standards Mapping - Common Weakness Enumeration CWE ID 585
desc.structural.java.poor_style_empty_synchronized_block
Abstract
El método finalize() solo debe ser llamado por el JVM después de que el objeto haya sido recolectado.
Explanation
Aunque la especificación de lenguaje Java permite que un método finalize() de objeto sea llamado desde fuera del finalizador, se trata de una mala idea. Por ejemplo, llamar finalize() explícitamente indica que finalize() se llamará más de una vez: la primera vez será la llamada explícita y la última vez será la llamada que se hace después de que el objeto sea recolectado.

Ejemplo 1: el fragmento de código siguiente llama finalize() explícitamente:


// time to clean up
widget.finalize();
References
[1] MET12-J. Do not use finalizers CERT
[2] Standards Mapping - Common Weakness Enumeration CWE ID 586
desc.structural.java.poor_style_explicit_call_to_finalize