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The /etc/security/passwd file must not have an extended ACL.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22340 GEN001430 SV-38729r1_rule ECLP-1 Medium
Description
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.
STIG Date
AIX 5.3 SECURITY TECHNICAL IMPLEMENTATION GUIDE 2014-10-03

Details

Check Text ( C-37151r1_chk )
Verify the /etc/security/passwd file has no extended ACL and check if extended permissions are disabled.

Procedure:
#aclget /etc/security/passwd

If extended permissions are not disabled, this is a finding.
Fix Text (F-32411r1_fix)
Remove the extended ACL from the /etc/security/passwd file
and disable extended permissions.

#acledit /etc/security/passwd