TMA-ROCKY8-6.2.2.4

Ensure rsyslog log file creation mode is configured

MoyenneNiveau 1Automatiséelinux

Description

rsyslog will create logfiles that do not already exist on the system. The global() configuration object umask, available in rsyslog 8.26.0+, sets the rsyslogd process’ umask. If not specified, the system-provided default is used. The value given must always be a 4-digit octal number, with the initial digit being zero. The legacy $umask parameter sets the rsyslogd process' umask. If not specified, the system-provided default is used. The value given must always be a 4-digit octal number, with the initial digit being zero. The legacy $FileCreateMode parameter allows the setting of the mode with

Méthode de vérification

Méthode d'audit: Commande shell

shell

alt0() { command -v grep >/dev/null 2>&1 || { echo "step1: grep not installed"; return 1; }; o=$(bash -c 'grep -Ps '"'"'^\h*\$FileCreateMode\h+0[0,2,4,6][0,2,4]0\b'"'"' /etc/rsyslog.conf /etc/rsyslog.d/*.conf' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- '$FileCreateMode 0640' || { echo step1: missing '$FileCreateMode 0640'; return 1; }; }; if alt0; then echo compliant; fi

Sortie attendue: compliant

Méthode de correction

Méthode de correction: Recommandation ou correctif d'infrastructure

Edit either /etc/rsyslog.conf or a dedicated .conf file in /etc/rsyslog.d/ and set $FileCreateMode to 0640 or more restrictive: $FileCreateMode 0640 Restart the service: # systemctl restart rsyslog

Propriétés

Systèmes d'exploitation: rocky-8
Étiquettes: cis-convertedlinux
Référence: CIS Rocky Linux 8 Benchmark v3.0.0 - 6.2.2.4

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 linux