The /etc/shadow file must be group-owned by root.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-50755	OL6-00-000034	SV-64961r1_rule		Medium

Description
The "/etc/shadow" file stores password hashes. Protection of this file is critical for system security.

STIG	Date
Oracle Linux 6 Security Technical Implementation Guide	2016-06-05

Details

Check Text ( C-53225r1_chk )
To check the group ownership of "/etc/shadow", run the command: $ ls -l /etc/shadow If properly configured, the output should indicate the following group-owner. "root" If it does not, this is a finding.

Fix Text (F-55549r1_fix)
To properly set the group owner of "/etc/shadow", run the command: # chgrp root /etc/shadow