Reino: Security Features

Segurança de software não é o mesmo que software de segurança. Aqui, estamos interessados em tópicos como autenticação, controle de acesso, confidencialidade, criptografia e gestão de privilégios.

Kubernetes Misconfiguration: readOnlyPort Enabled

Abstract
As APIs Kubelet de acesso aberto vazam informações do sistema.
Explanation
Para manter a compatibilidade com versões anteriores, um Kubelet pode atender um subconjunto de suas APIs em uma porta somente leitura sem exigir autenticação ou autorização. Os valores de retorno dessas APIs contêm especificações muito detalhadas e métricas de desempenho do nó que o Kubelet atende, bem como metadados de pods implantados no nó.

Exemplo 1: A configuração a seguir define a porta somente leitura do Kubelet como 12345.

...
kind: KubeletConfiguration
...
readOnlyPort: 12345
...
References
[1] Set Kubelet parameters via a config file The Kubernetes Authors
[2] Kubelet Options The Kubernetes Authors
[3] Standards Mapping - CIS Kubernetes Benchmark Recommendation 4.2.4
[4] Standards Mapping - Common Weakness Enumeration CWE ID 215, CWE ID 489, CWE ID 497
[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-001312, CCI-001314, CCI-002420
[10] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[11] Standards Mapping - NIST Special Publication 800-53 Revision 4 AC-4 Information Flow Enforcement (P1), SC-8 Transmission Confidentiality and Integrity (P1), SI-11 Error Handling (P2)
[12] Standards Mapping - NIST Special Publication 800-53 Revision 5 AC-4 Information Flow Enforcement, SC-8 Transmission Confidentiality and Integrity, SI-11 Error Handling
[13] Standards Mapping - OWASP API 2023 API8 Security Misconfiguration
[14] Standards Mapping - OWASP Application Security Verification Standard 4.0 8.3.4 Sensitive Private Data (L1 L2 L3), 14.3.2 Unintended Security Disclosure Requirements (L1 L2 L3), 14.3.3 Unintended Security Disclosure Requirements (L1 L2 L3), 14.2.2 Dependency (L1 L2 L3)
[15] Standards Mapping - OWASP Mobile 2014 M2 Insecure Data Storage
[16] Standards Mapping - OWASP Top 10 2007 A6 Information Leakage and Improper Error Handling
[17] Standards Mapping - OWASP Top 10 2017 A6 Security Misconfiguration
[18] Standards Mapping - OWASP Top 10 2021 A05 Security Misconfiguration
[19] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.5.6
[20] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 Requirement 6.5.5
[21] Standards Mapping - Payment Card Industry Data Security Standard Version 3.0 Requirement 6.5.5
[22] Standards Mapping - Payment Card Industry Data Security Standard Version 3.1 Requirement 6.5.5
[23] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2 Requirement 6.5.5
[24] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.5
[25] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0 Requirement 6.2.4
[26] Standards Mapping - Payment Card Industry Data Security Standard Version 4.0.1 Requirement 6.2.4
[27] Standards Mapping - Payment Card Industry Software Security Framework 1.0 Control Objective 3.6 - Sensitive Data Retention
[28] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 3.6 - Sensitive Data Retention
[29] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 3.6 - Sensitive Data Retention
[30] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3620 CAT II
[31] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3620 CAT II
[32] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3620 CAT II
[33] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3620 CAT II
[34] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3620 CAT II
[35] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3620 CAT II
[36] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3620 CAT II
[37] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[38] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[39] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[40] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[41] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[42] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[43] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[44] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[45] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[46] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[47] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[48] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[49] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[50] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[51] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002480 CAT II, APSC-DV-002570 CAT II, APSC-DV-002580 CAT II
[52] Standards Mapping - Web Application Security Consortium Version 2.00 Information Leakage (WASC-13)
[53] Standards Mapping - Web Application Security Consortium 24 + 2 Information Leakage
desc.structural.yaml.kubernetes_misconfiguration_readonlyport_enabled.base