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TMA-ALINUX3-2.1.6

Ensure dnsmasq services are not in use

MoyenneNiveau 1Automatiséelinux

Description

dnsmasq is a lightweight tool that provides DNS caching, DNS forwarding and DHCP (Dynamic Host Configuration Protocol) services.

Méthode de vérification

Méthode d'audit: Commande shell

shell
alt0() { command -v rpm >/dev/null 2>&1 || { echo "step1: rpm not installed"; return 1; }; o=$(bash -c 'rpm -q dnsmasq' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'package dnsmasq is not installed' || { echo step1: missing 'package dnsmasq is not installed'; return 1; }; }; alt1() { command -v grep >/dev/null 2>&1 || { echo "step1: grep not installed"; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step1: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-enabled dnsmasq.service 2>/dev/null | grep '"'"'enabled'"'"'' 2>/dev/null); [ -z "$o" ] || { echo "step1: $o" | head -c 300; return 1; }; command -v grep >/dev/null 2>&1 || { echo "step2: grep not installed"; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step2: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-active dnsmasq.service 2>/dev/null | grep '"'"'^active'"'"'' 2>/dev/null); [ -z "$o" ] || { echo "step2: $o" | head -c 300; return 1; }; }; if alt0 || alt1; then echo compliant; fi
Sortie attendue
compliant

Méthode de correction

Méthode de correction: Recommandation ou correctif d'infrastructure

Run the following commands to stop dnsmasq.service and remove dnsmasq package: # systemctl stop dnsmasq.service # dnf remove dnsmasq - OR - - IF - the dnsmasq package is required as a dependency: Run the following commands to stop and mask the dnsmasq.service: # systemctl stop dnsmasq.service # systemctl mask dnsmasq.service

Propriétés

Systèmes d'exploitation
alinux-3
Étiquettes
cis-convertedlinux
Référence
CIS Alibaba Cloud Linux 3 Benchmark v2.0.0 - 2.1.6

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