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V-258070

CAT II (Medium)

RHEL 9 must log username information when unsuccessful logon attempts occur.

Rule ID

SV-258070r1045153_rule

STIG

Red Hat Enterprise Linux 9 Security Technical Implementation Guide

Version

V2R8

CCIs

CCI-000044

Discussion

Without auditing of these events, it may be harder or impossible to identify what an attacker did after an attack.

Check Content

Verify the "/etc/security/faillock.conf" file is configured to log username information when unsuccessful logon attempts occur with the following command:

$ sudo grep audit /etc/security/faillock.conf

audit

If the "audit" option is not set, is missing, or is commented out, this is a finding.

Fix Text

Configure RHEL 9 to log username information when unsuccessful logon attempts occur.

Enable the feature using the following command:
 
$ sudo authselect enable-feature with-faillock 
 
Add/modify the "/etc/security/faillock.conf" file to match the following line:

audit