Ensure no duplicate UIDs exist

MediaNivel 1Automatizadaazure-container-linux

Descripción

Although the useradd program will not let you create a duplicate User ID (UID), it is possible for an administrator to manually edit the /etc/passwd file and change the UID field. Audit: Passes when no value of field 3 in /etc/passwd appears more than once.

Cómo se verifica

Método de auditoría: Comando de shell

shell

cut -d: -f3 /etc/passwd | sort | uniq -d | grep -q . && echo noncompliant || echo compliant

Salida esperada: compliant

Cómo se corrige

Método de corrección: Guía o parche de infraestructura

Based on the results of the audit script, establish unique UIDs and review all files owned by the shared UIDs to determine which UID they are supposed to belong to.

Propiedades

Sistemas operativos: Cualquiera
Etiquetas: azure-container-linuxaccounts
Referencia: CIS Azure Container Linux Benchmark v1.0.0 - 7.2.4 Ensure no duplicate UIDs exist

Verificar este host

Ejecute esto en un equipo que tenga permiso para auditar. El escaneo es de solo lectura.

shell

tmaegis scan --target azure-container-linux