Cron and crontab directories must not have extended ACLs.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22387	GEN003110	SV-38360r1_rule	ECLP-1	Medium

Description
To protect the integrity of scheduled system jobs and to prevent malicious modification to these jobs, crontab files must be secured. ACLs on cron and crontab directories may provide unauthorized access to these directories. Unauthorized modifications to these directories or their contents may result in the addition of unauthorized cron jobs or deny service to authorized cron jobs.

STIG	Date
HP-UX 11.23 Security Technical Implementation Guide	2015-12-02

Details

Check Text ( C-36471r1_chk )
Check the permissions of the crontab directories. # ls -ld /var/spool/cron/crontabs If the permissions include a "+", the directory has an extended ACL, this is a finding.

Fix Text (F-31814r1_fix)
Remove the optional ACL from the directory. # chacl -z