Reino: Environment
Esta seção contém tudo o que fica fora do código-fonte, porém que é essencial para a segurança do produto que está sendo criado. Como os problemas tratados neste domínio não são diretamente relacionados com o código-fonte, nós o separamos dos demais domínios.
GCP Terraform Misconfiguration: GKE Cluster Administrative Interface Access Control
Abstract
Uma configuração do Terraform não define nenhuma rede autorizada para restringir o acesso aos planos de controle do GKE.
Explanation
O plano de controle do GKE toma decisões globais sobre um cluster e, por padrão, muitos de seus endpoints de API são acessíveis publicamente. Adicionar redes autorizadas usando uma lista de permissões pode fornecer proteção em nível de rede para acesso ao plano de controle.
Exemplo 1: O exemplo de configuração do Terraform a seguir configura um cluster público sem definir nenhuma rede autorizada no bloco
Exemplo 1: O exemplo de configuração do Terraform a seguir configura um cluster público sem definir nenhuma rede autorizada no bloco
master_authorized_networks_config. Como resultado, os endpoints da API do plano de controle do GKE podem ser acessados publicamente.
resource "google_container_cluster" "cluster_demo" {
name = "name-demo"
}
References
[1] HashiCorp google_container_cluster
[2] Google Cloud Add authorized networks for control plane access
[3] Standards Mapping - CIS Google Kubernetes Engine Benchmark Recommendation 5.6.3
[4] Standards Mapping - Common Weakness Enumeration CWE ID 749
[5] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-000213, CCI-000804, CCI-001082, CCI-001084, CCI-002165
[6] Standards Mapping - FIPS200 AC
[7] Standards Mapping - General Data Protection Regulation (GDPR) Access Violation
[8] Standards Mapping - NIST Special Publication 800-53 Revision 4 AC-3 Access Enforcement (P1), IA-8 Identification and Authentication (Non-Organizational Users) (P1), SC-2 Application Partitioning (P1), SC-3 Security Function Isolation (P1)
[9] Standards Mapping - NIST Special Publication 800-53 Revision 5 AC-3 Access Enforcement, IA-8 Identification and Authentication (Non-Organizational Users), SC-2 Separation of System and User Functionality, SC-3 Security Function Isolation
[10] Standards Mapping - OWASP API 2023 API8 Security Misconfiguration
[11] Standards Mapping - OWASP Application Security Verification Standard 4.0 4.1.1 General Access Control Design (L1 L2 L3), 14.5.1 Validate HTTP Request Header Requirements (L1 L2 L3)
[12] Standards Mapping - OWASP Top 10 2017 A5 Broken Access Control
[13] Standards Mapping - OWASP Top 10 2021 A01 Broken Access Control
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 3.2.1 Requirement 6.5.8
[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 5.4 - Authentication and Access Control
[18] Standards Mapping - Payment Card Industry Software Security Framework 1.1 Control Objective 5.4 - Authentication and Access Control
[19] Standards Mapping - Payment Card Industry Software Security Framework 1.2 Control Objective 5.4 - Authentication and Access Control, Control Objective C.2.3 - Web Software Access Controls
[20] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-000460 CAT I, APSC-DV-000470 CAT II, APSC-DV-001870 CAT II, APSC-DV-002150 CAT II, APSC-DV-002360 CAT II
[21] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-000460 CAT I, APSC-DV-000470 CAT II, APSC-DV-001870 CAT II, APSC-DV-002150 CAT II, APSC-DV-002360 CAT II
[22] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-000460 CAT I, APSC-DV-000470 CAT II, APSC-DV-001870 CAT II, APSC-DV-002150 CAT II, APSC-DV-002360 CAT II
[23] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-000460 CAT I, APSC-DV-000470 CAT II, APSC-DV-001870 CAT II, APSC-DV-002150 CAT II, APSC-DV-002360 CAT II
[24] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-000460 CAT I, APSC-DV-000470 CAT II, APSC-DV-001870 CAT II, APSC-DV-002150 CAT II, APSC-DV-002360 CAT II
[25] Standards Mapping - Security Technical Implementation Guide Version 6.2 APSC-DV-000460 CAT I, APSC-DV-000470 CAT II, APSC-DV-001870 CAT II, APSC-DV-002150 CAT II, APSC-DV-002360 CAT II
desc.structural.hcl.gcp_terraform_misconfiguration_gke_cluster_administrative_interface_access_control