The at.deny file must not be empty if it exists.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-985	GEN003300	SV-27380r1_rule	ECLP-1	Medium

Description
On some systems, if there is no at.allow file and there is an empty at.deny file, then the system assumes everyone has permission to use the at facility. This could create an insecure setting in the case of malicious users or system intruders.

STIG	Date
SOLARIS 9 X86 SECURITY TECHNICAL IMPLEMENTATION GUIDE	2015-10-01

Details

Check Text ( C-28534r1_chk )
# more /etc/cron.d/at.deny If the at.deny file exists and is empty, this is a finding.

Fix Text (F-1139r2_fix)
Add appropriate users to the at.deny file, or remove the empty at.deny file if an at.allow file exists.