Ensure no files or directories without an owner and a group exist

MediaNivel 1Automatizadalinux

Descripción

Administrators may delete users or groups from the system and neglect to remove all files and/or directories owned by those users or groups.

Cómo se verifica

Método de auditoría: Comando de shell

shell

alt0() { o=$(bash -c '#!/usr/bin/env bash

{
   a_path=(-path "*/containers/storage/*" -o -path "*/containerd/*" -o -path "*/kubelet/*" -o -path "*/docker/*" -o -path "/sys/*" -o -path "/snap/*" -o - path "/boot/efi/*")
   while IFS= read -r l_mount; do
      find "$l_mount" -mount -xdev \( "${a_path[@]}" \) -prune -o \
         \( -type f -o -type d \) \( -nouser -o -nogroup \) -printf '"'"'%u %g %p\n'"'"' 2>/dev/null
   done < <(findmnt -Dkerno fstype,target | awk '"'"'($1 !~ /^[[:space:]]*(nfs|proc|cifs|smb|vfat|iso9660|efivarfs|selinuxfs|ncpfs)/ && $2 !~ /^(\/run|\/tmp|\/var\/tmp)(\/|$)/){print $2}'"'"')
}' 2>&1); [ -z "$o" ] || { echo "step1: $o" | head -c 300; return 1; }; }; if alt0; then echo compliant; fi

Salida esperada: compliant

Cómo se corrige

Método de corrección: Guía o parche de infraestructura

Remove or set ownership and group ownership of these files and/or directories to an active user on the system as appropriate.

Propiedades

Sistemas operativos: rocky-9
Etiquetas: cis-convertedlinux
Referencia: CIS Rocky Linux 9 Benchmark v3.0.0 - 7.1.12

Verificar este host

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

shell

tmaegis scan --target linux