The /etc/group file must be group-owned by wheel.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22336	GEN001392 M6	SV-38091r1_rule	ECLP-1	Medium

Description
The /etc/group file is critical to system security and must be protected from unauthorized modification. The group file contains a list of system groups and associated information.

STIG	Date
MAC OSX 10.6 Workstation Security Technical Implementation Guide	2012-01-30

Details

Check Text ( C-37629r1_chk )
Open a terminal session and enter the following command to verify the group ownership of the /etc/group file. ls -lL /etc/group If the /etc/group file is not group owned by wheel, this is a finding.

Fix Text (F-32871r1_fix)
Open a terminal session and enter the following command to set the group to wheel. chgrp wheel /etc/group