The /etc/passwd file must be group-owned by bin, security, sys, or system.

From AIX 6.1 Security Technical Implementation Guide

Associated with IA controls: ECLP-1

Associated with: CCI-000225

SV-38723r1_rule The /etc/passwd file must be group-owned by bin, security, sys, or system.

Vulnerability discussion

The /etc/passwd file contains the list of local system accounts. It is vital to system security and must be protected from unauthorized modification.

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Fix text

Change the group owner of the /etc/passwd file to security, bin, sys, or system. Procedure: # chgrp security /etc/passwd

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