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The at.allow file must be group-owned by root, bin, sys, or cron.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22397 GEN003470 SV-45676r1_rule Medium
Description
If the group owner of the at.allow file is not set to root, bin, sys, or cron, unauthorized users could be allowed to view or edit the list of users permitted to run "at" jobs. Unauthorized modification could result in Denial of Service to authorized "at" users or provide unauthorized users with the ability to run "at" jobs.
STIG Date
SUSE Linux Enterprise Server v11 for System z 2016-12-20

Details

Check Text ( C-43042r1_chk )
Check the group ownership of the file.

Procedure:
# ls -lL /etc/at.allow

If the file is not group-owned by root, bin, sys, or cron, this is a finding.
Fix Text (F-39074r1_fix)
Change the group ownership of the file.

Procedure:
# chgrp root /etc/at.allow