Ensure access to /etc/crontab is configured

SedangLevel 1Otomatislinux

Deskripsi

The /etc/crontab file is used by cron to control its own jobs. The commands in this item make sure that root is the user and group owner of the file and that only the owner can access the file.

Cara pemeriksaan

Metode audit: Perintah shell

shell

alt0() { s=$(stat -Lc '%a %u %g' /etc/crontab 2>&1) || { echo "step1: $s"; return 1; }; set -- $s; m=$((8#$1)); [ $((m & ~0600)) -eq 0 ] && [ "$2" = 0 ] && [ "$3" = 0 ] || { echo "step1: /etc/crontab is mode $1 uid $2 gid $3, want 600 or stricter, uid 0, gid 0"; return 1; }; }; if alt0; then echo compliant; fi

Output yang diharapkan: compliant

Cara perbaikan

Metode perbaikan: Panduan atau patch infrastruktur

- IF - cron is installed on the system: Run the following commands to set ownership and permissions on /etc/crontab: # chown root:root /etc/crontab # chmod og-rwx /etc/crontab

Properti

Sistem operasi: alinux-3
Tag: cis-convertedlinux
Referensi: CIS Alibaba Cloud Linux 3 Benchmark v2.0.0 - 2.4.1.2

Periksa host ini

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

shell

tmaegis scan --target linux