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


Overview

Finding ID Version Rule ID IA Controls Severity
V-22394 GEN003270 SV-38789r1_rule ECLP-1 Medium
Description
Cron daemon control files restrict the scheduling of automated tasks and must be protected. Unauthorized modification of the cron.deny file could result in Denial of Service to authorized cron users or could provide unauthorized users with the ability to run cron jobs.
STIG Date
Draft AIX Security Technical Implementation Guide 2011-08-17

Details

Check Text ( C-37214r1_chk )
Determine the cron.deny file's group owner.

Procedure:
# ls -lL /var/adm/cron/cron.deny

If the file is not group-owned by root, bin, sys, or cron, this is a finding.
Fix Text (F-32480r1_fix)
Change the group owner of the cron.deny file to root, sys, system, bin, or cron.

Procedure:
# chgrp system /var/adm/cron/cron.deny