All skeleton files (typically in /etc/skel) must be group-owned by root, bin, sys, system, or other.

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All skeleton files (typically in /etc/skel) must be group-owned by root, bin, sys, system, or other.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22358	GEN001830	SV-63323r1_rule	ECLP-1	Medium

Description
If the skeleton files are not protected, unauthorized personnel could change user startup parameters and possibly jeopardize user files.

STIG	Date
Oracle Linux 5 Security Technical Implementation Guide	2015-03-26

Details

Check Text ( C-52033r1_chk )
Verify the skeleton files are group-owned by root. Procedure: # ls -alL /etc/skel If a skeleton file is not group-owned by root, bin, sys, system, or other this is a finding.

Fix Text (F-53919r2_fix)
Change the group-owner of the skeleton file to root, bin, sys, system, or other. Procedure: # chgrp /etc/skel/[skeleton file] or: # ls -L /etc/skel\|xargs stat -L -c %G:%n\|egrep -v "^(root\|bin\|sy\|sytem\|other):"\|cut -d: -f2\|chgrp root will change the group of all files not already one of the approved group to root.