The /etc/passwd file must not have an extended ACL.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22334 | GEN001390 | SV-38724r1_rule | ECLP-1 | Medium |
| Description |
|---|
| File system ACLs can provide access to files beyond what is allowed by the mode numbers of the files. The /etc/passwd file contains the list of local system accounts. It is vital to system security and must be protected from unauthorized modification. |
| STIG | Date |
|---|---|
| AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE | 2018-09-18 |
Details
| Check Text ( C-37011r1_chk ) |
|---|
| Verify the /etc/passwd file has no extended ACL. Procedure: #aclget /etc/passwd Check to see if extended permissions are disabled. If extended permissions are not disabled, this is a finding. |
| Fix Text (F-32276r1_fix) |
|---|
| Remove the extended ACL from the /etc/passwd file and disable extended permissions. #acledit /etc/passwd |