STIGQter: STIG Summary: IBM AIX 7.x Security Technical Implementation Guide Version: 3 Release: 3 Benchmark Date: 01 Jul 2026:

AIX must record time stamps for audit records that can be mapped to Coordinated Universal Time (UTC) or Greenwich Mean Time (GMT).

DISA Rule

SV-215255r958788_rule

Vulnerability Number

V-215255

Group Title

SRG-OS-000359-GPOS-00146

Rule Version

AIX7-00-002038

Severity

CAT II

CCI(s)

CCI-001890 - Record time stamps for audit records that use Coordinated Universal Time, have a fixed local time offset from Coordinated Universal Time, or that include the local time offset as part of the time stamp.

Weight

Fix Recommendation

Change time zone setting to UTC, GMT, or an offset from UTC and then reboot the system for the setting to take effect.

# chtz UTC
Or change time zone to GMT or an offset of UTC.

The system must be rebooted for the change to take effect:
# reboot

Check Contents

Check the time zone setting by the following command:
# echo $TZ
UTC

If the result is not UTC, GMT, or an offset from UTC, this is a finding.

Vulnerability Number

V-215255

Documentable

False

Rule Version

AIX7-00-002038

Severity Override Guidance

Check the time zone setting by the following command:
# echo $TZ
UTC

If the result is not UTC, GMT, or an offset from UTC, this is a finding.

Check Content Reference

Target Key

4012