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ROS (Robot Operating System)

TMA-ROS1-6.2.1

Ensure password fields are not empty

ÉlevéeNiveau 1Automatiséeros

Description

An account with an empty password field means that anybody may log in as that user without providing a password. The audit requires every account in /etc/shadow to have a non-empty password field. Host-level control from the CIS ROS Melodic benchmark (Ubuntu 18.04 robot hosts); run as root.

Méthode de vérification

Méthode d'audit: Commande shell

shell
[ -r /etc/shadow ] || exit 1
u=$(awk -F: '($2 == "") {print $1}' /etc/shadow)
[ -z "$u" ] && echo compliant || echo "accounts without password: $(printf '%s ' $u)"
Sortie attendue
compliant

Méthode de correction

Méthode de correction: Recommandation ou correctif d'infrastructure

If any accounts in the /etc/shadow file do not have a password, run the following command to lock the account until it can be determined why it does not have a password: # passwd -l <username> Also, check to see if the account is logged in and investigate what it is being used for to determine if it needs to be forced off.

Propriétés

Systèmes d'exploitation
Tous
Étiquettes
rosros1melodicmaintenance
Référence
CIS ROS Melodic Benchmark v1.0.0 - 6.2.1 Ensure password fields are not empty

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 ros