Ensure that the kubelet configuration file has permissions set to 644

SedangLevel 1Otomatisgke

Deskripsi

Ensure that if the kubelet refers to a configuration file with the --config argument, that file has permissions of 644 or more restrictive. Runs on each GKE node (path from the kubelet argument). 644 or more restrictive passes.

Cara pemeriksaan

Metode audit: Perintah 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 config)
f=""; for x in ${p0:-} /etc/kubernetes/kubelet-config.yaml; do if [ -e "$x" ]; then f=$x; break; fi; done
[ -n "$f" ] || exit 1
p=$(stat -Lc %a "$f") || exit 1
if [ $((0$p & 0133)) -eq 0 ]; then echo compliant; else echo "noncompliant: $f mode $p"; fi

Output yang diharapkan: compliant

Cara perbaikan

Metode perbaikan: Panduan atau patch infrastruktur

Run the following command (using the kubelet config file location): chmod 644 <kubelet_config_file>

Properti

Sistem operasi: Apa saja
Tag: gkeworker-nodekubeletfile-permissions
Referensi: CIS Google Kubernetes Engine (GKE) Benchmark v2.0.0 - 3.1.3 Ensure that the kubelet configuration file has permissions set to 644

Periksa host ini

Jalankan ini pada mesin yang diizinkan untuk Anda audit. Pemindaian bersifat hanya baca.

shell

tmaegis scan --target gke