Reino: Security Features

La seguridad de un software no es un software de seguridad. Nos preocupamos de cuestiones como la autenticación, el control de acceso, la confidencialidad, la criptografía y la gestión de privilegios.

Azure ARM Misconfiguration: Improper Blob Storage Access Control

Abstract
La plantilla define un contenedor de almacenamiento de blobs de Azure que permite el acceso anónimo.
Explanation
De forma predeterminada, los contenedores de almacenamiento de blobs de Azure impiden el acceso anónimo a sus blobs.

Las configuraciones de acceso insuficientes exponen los sistemas y amplían la superficie de ataque de una organización. Los recursos abiertos al acceso público pueden filtrar involuntariamente datos confidenciales.

Ejemplo 1: La siguiente plantilla de ejemplo define un contenedor de almacenamiento de blobs de Azure con la propiedad publicAccess establecida en Container. Esto permite el acceso anónimo a todos los blobs y datos del contenedor.

{
"type": "Microsoft.Storage/storageAccounts/blobServices/containers",
"apiVersion": "2021-04-01",
"name": "[format('{0}/default/{1}', parameters('storageAccountName'), parameters('containerName'))]",
"properties":{
"publicAccess": "Container"
}
,
"dependsOn": [
"[resourceId('Microsoft.Storage/storageAccounts', parameters('storageAccountName'))]"
]
}
References
[1] Microsoft Secure your Azure Storage account
[2] Microsoft Prevent anonymous public read access to containers and blobs - Remediate anonymous public access
[3] Standards Mapping - CIS Microsoft Azure Foundations Benchmark Recommendation 3.7
[4] Standards Mapping - Common Weakness Enumeration CWE ID 284, CWE ID 359
[5] Standards Mapping - Common Weakness Enumeration Top 25 2019 [4] CWE ID 200
[6] Standards Mapping - Common Weakness Enumeration Top 25 2020 [7] CWE ID 200
[7] Standards Mapping - Common Weakness Enumeration Top 25 2021 [20] CWE ID 200
[8] Standards Mapping - Common Weakness Enumeration Top 25 2024 [17] CWE ID 200
[9] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-002038, CCI-002475
[10] Standards Mapping - FIPS200 CM
[11] Standards Mapping - General Data Protection Regulation (GDPR) Insufficient Data Protection
[12] Standards Mapping - NIST Special Publication 800-53 Revision 4 CM-5 Access Restrictions for Change (P1), IA-11 Re-Authentication (P0), SC-28 Protection of Information at Rest (P1)
[13] Standards Mapping - NIST Special Publication 800-53 Revision 5 CM-5 Access Restrictions for Change, SC-11 Trusted Path, SC-28 Protection of Information at Rest
[14] Standards Mapping - OWASP API 2023 API8 Security Misconfiguration
[15] Standards Mapping - OWASP Application Security Verification Standard 4.0 1.4.2 Access Control Architectural Requirements (L2 L3), 1.4.4 Access Control Architectural Requirements (L2 L3)
[16] Standards Mapping - OWASP Mobile 2014 M2 Insecure Data Storage
[17] Standards Mapping - OWASP Top 10 2004 A8 Insecure Storage
[18] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[19] Standards Mapping - OWASP Top 10 2010 A6 Security Misconfiguration, A7 Insecure Cryptographic Storage, A8 Failure to Restrict URL Access
[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 A01 Broken Access Control
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 8.4
[24] 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
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 6.5.5, Requirement 8.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 6.5.5, Requirement 8.2.1
[27] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 6.5.5, Requirement 8.2.1
[28] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 6.5.5, Requirement 8.2.1
[29] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 3.2, Requirement 3.4, Requirement 4.2, Requirement 6.5.5, Requirement 8.2.1
[30] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 3.3.1, Requirement 3.5.1, Requirement 4.2.2, Requirement 6.2.4, Requirement 8.3.1
[31] 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 4.2.2, Requirement 6.2.4, Requirement 8.3.1
[32] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.3 - Sensitive Data Retention, Control Objective 6.1 - Sensitive Data Protection
[33] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.3 - Sensitive Data Retention, Control Objective 6.1 - Sensitive Data Protection
[34] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.3 - Sensitive Data Retention, Control Objective 6.1 - Sensitive Data Protection
[35] Standards Mapping - SANS Top 25 2010 Porous Defenses - CWE ID 863
[36] Standards Mapping - SANS Top 25 2011 Porous Defenses - CWE ID 863
[37] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3210.1 CAT II, APP3310 CAT I, APP3340 CAT I
[38] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3210.1 CAT II, APP3340 CAT I
[39] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3210.1 CAT II, APP3340 CAT I
[40] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3210.1 CAT II, APP3340 CAT I
[41] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3210.1 CAT II, APP3340 CAT I
[42] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3210.1 CAT II, APP3340 CAT I
[43] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3210.1 CAT II, APP3340 CAT I
[44] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002340 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002340 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002340 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002340 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002340 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002340 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002340 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002340 CAT II
[52] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002340 CAT II
[53] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002340 CAT II
[54] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002340 CAT II
[55] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002340 CAT II
[56] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002340 CAT II
[57] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-001410 CAT II, APSC-DV-001520 CAT II, APSC-DV-002340 CAT II
[58] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-001410 CAT II, APSC-DV-001520 CAT II, APSC-DV-002340 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.structural.json.azure_arm_misconfiguration_improper_blob_storage_access_control.base