The /etc/security/access.conf file must not have an extended ACL.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22595	GEN000000-LNX00450	SV-44757r1_rule		Medium

Description
If the access permissions are more permissive than 0640, system security could be compromised.

STIG	Date
SUSE Linux Enterprise Server v11 for System z Security Technical Implementation Guide	2018-09-19

Details

Check Text ( C-42262r1_chk )
Check the permissions of the file. # ls -lLd /etc/security/access.conf If the permissions of the file or directory contains a '+', an extended ACL is present. If the file has an extended ACL and it has not been documented with the IAO, this is a finding.

Fix Text (F-38207r1_fix)
Remove the extended ACL from the file. # setfacl --remove-all /etc/security/access.conf