STIGQter: STIG Summary: Oracle Linux 9 Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

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

DISA Rule

SV-271841r1092235_rule

Vulnerability Number

V-271841

Group Title

SRG-OS-000021-GPOS-00005

Rule Version

OL09-00-003022

Severity

CAT II

CCI(s)

• CCI-000044 - Enforce the organization-defined limit of consecutive invalid logon attempts by a user during the organization-defined time period.

Weight

10

Fix Recommendation

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

Add/modify the "/etc/security/faillock.conf" file to match the following line:

audit

Check Contents

Verify that OL 9 logs username information when unsuccessful logon attempts occur.

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.

Vulnerability Number

V-271841

Documentable

False

Rule Version

OL09-00-003022

Severity Override Guidance

Verify that OL 9 logs username information when unsuccessful logon attempts occur.

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.

Check Content Reference

M

Target Key

5680