AlmaLinux OS 9 must log username information when unsuccessful logon attempts occur.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-269152 | ALMA-09-008050 | SV-269152r1050034_rule | Medium |
| Description |
| Without auditing of these events, it may be harder or impossible to identify what an attacker did after an attack. Satisfies: SRG-OS-000021-GPOS-00005, SRG-OS-000470-GPOS-00214 |
| STIG | Date |
| CloudLinux AlmaLinux OS 9 Security Technical Implementation Guide | 2025-05-22 |
Details
| Check Text (C-73183r1047832_chk) |
| Verify the "/etc/security/faillock.conf" file is configured to log username information when unsuccessful logon attempts occur with 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-73084r1049213_fix) |
| Configure AlmaLinux OS 9 to log username information when unsuccessful logon attempts occur. Add/modify the "/etc/security/faillock.conf" file to match the following line: audit |