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RHEL 9 /etc/shadow file must be group-owned by root.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-257911 | RHEL-09-232155 | SV-257911r991589_rule | Medium |
| Description |
|---|
| The "/etc/shadow" file stores password hashes. Protection of this file is critical for system security. |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 9 Security Technical Implementation Guide | 2024-06-04 |
Details
| Check Text ( C-61652r925718_chk ) |
|---|
| Verify the group ownership of the "/etc/shadow" file with the following command: $ sudo stat -c "%G %n" /etc/shadow root /etc/shadow If "/etc/shadow" file does not have a group owner of "root", this is a finding. |
| Fix Text (F-61576r925719_fix) |
|---|
| Change the group of the file /etc/shadow to root by running the following command: $ sudo chgrp root /etc/shadow |