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

From AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE

Associated with IA controls: ECLP-1

Associated with: CCI-000225

SV-38727r1_rule The /etc/security/passwd file must be group-owned by security, bin, sys, or system.

Vulnerability discussion

The /etc/security/passwd file contains the list of local system accounts. It is vital to system security and must be protected from unauthorized modification. The file also contains password hashes which must not be accessible to users other than root.

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

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