The services file must be group-owned by root, bin, sys, or system.

From Red Hat Enterprise Linux 5 Security Technical Implementation Guide

Associated with IA controls: ECLP-1

Associated with: CCI-000225

SV-37425r1_rule The services file must be group-owned by root, bin, sys, or system.

Vulnerability discussion

Failure to give ownership of system configuration files to root or a system group provides the designated owner and unauthorized users with the potential to change the system configuration possibly weakening the system's security posture.

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Fix text

Change the group-owner of the services file. Procedure: # chgrp root /etc/services

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