TMA-GKE-3.1.2

Ensure that the kubelet kubeconfig file ownership is set to root:root

MoyenneNiveau 1Automatiséegke

Description

If kubelet is running, ensure that the file ownership of its kubeconfig file is set to root:root. Runs on each GKE node (path from the kubelet argument).

Méthode de vérification

Méthode d'audit: Commande shell

shell

set -f
psarg() { ps -eo args 2>/dev/null | grep -E "^([^ ]*/)?$1( |\$)" | head -n 1 | awk -v k="--$2" '{for(i=1;i<=NF;i++){if($i==k&&i<NF)v=$(i+1); else if(index($i,k"=")==1)v=substr($i,length(k)+2)}} END{if(v!="")print v}'; }
p0=$(psarg kubelet kubeconfig)
f=""; for x in ${p0:-} /var/lib/kubelet/kubeconfig; do if [ -e "$x" ]; then f=$x; break; fi; done
[ -n "$f" ] || exit 1
o=$(stat -Lc %U:%G "$f") || exit 1
if [ "$o" = "root:root" ]; then echo compliant; else echo "noncompliant: $f $o"; fi

Sortie attendue: compliant

Méthode de correction

Méthode de correction: Recommandation ou correctif d'infrastructure

Run the below command (based on the file location on your system) on each worker node. For example, chown root:root <proxy kubeconfig file>

Propriétés

Systèmes d'exploitation: Tous
Étiquettes: gkeworker-nodekubeletfile-permissions
Référence: CIS Google Kubernetes Engine (GKE) Benchmark v2.0.0 - 3.1.2 Ensure that the kubelet kubeconfig file ownership is set to root:root

Vérifier cet hôte

Exécutez cette commande sur une machine que vous êtes autorisé à auditer. L'analyse est en lecture seule.

shell

tmaegis scan --target gke