VMware Postgres must use Coordinated Universal Time (UTC) for log timestamps.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-256610	VCPG-70-000020	SV-256610r887616_rule		Medium

Description
If time stamps are not consistently applied and there is no common time reference, it is difficult to perform forensic analysis. Time stamps generated by VMware Postgres must include date and time expressed in UTC, a modern continuation of Greenwich Mean Time (GMT).

STIG	Date
VMware vSphere 7.0 vCenter Appliance PostgreSQL Security Technical Implementation Guide	2023-06-15

Details

Check Text ( C-60285r887614_chk )
At the command prompt, run the following command: # /opt/vmware/vpostgres/current/bin/psql -U postgres -A -t -c "SHOW log_timezone;" Expected result: Etc/UTC If the output does not match the expected result, this is a finding.

Fix Text (F-60228r887615_fix)
At the command prompt, run the following commands: # /opt/vmware/vpostgres/current/bin/psql -U postgres -c "ALTER SYSTEM SET log_timezone TO 'Etc/UTC';" # /opt/vmware/vpostgres/current/bin/psql -U postgres -c "SELECT pg_reload_conf();"