The at.deny file must not have an extended ACL.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22393	GEN003255	SV-38788r1_rule	ECLP-1	Medium

Description
The at daemon control files restrict access to scheduled job manipulation and must be protected. Unauthorized modification of the at.deny file could result in Denial of Service to authorized at users or provide unauthorized users with the ability to run at jobs.

STIG	Date
AIX 5.3 SECURITY TECHNICAL IMPLEMENTATION GUIDE	2014-10-03

Details

Check Text ( C-37212r1_chk )
Determine if the at.deny file has an extended ACL. #aclget /var/adm/cron/at.deny Verify if extended permissions are disabled. If extended permissions are not disabled, this is a finding.

Fix Text (F-32479r1_fix)
Remove the extended ACL from the at.deny file and disable extended permissions. #acledit /var/adm/cron/at.deny