TOSS 5 must log username information when unsuccessful login attempts occur.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-282363TOSS-05-000314SV-282363r1200069_ruleCCI-000044medium
Description
Without auditing these events, it may be harder or impossible to identify what an attacker did after an attack.
STIGDate
Tri-Lab Operating System Stack (TOSS) 5 Security Technical Implementation Guide2026-04-01

Details

Check Text (C-282363r1200069_chk)

Verify the "/etc/security/faillock.conf" file is configured to log username information when unsuccessful login attempts occur using the following command: $ 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 (F-86829r1200068_fix)

Configure TOSS 5 to log username information when unsuccessful login attempts occur. Add or modify the "/etc/security/faillock.conf" file to match the following line: audit