Changes are coming to https://stigviewer.com.
Take our survey to help us understand your usage and how we can better serve you in the future.
Take Survey
RHEL 9 /etc/shadow- file must have mode 0000 or less permissive to prevent unauthorized access.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-257897 | RHEL-09-232085 | SV-257897r991589_rule | Medium |
| Description |
|---|
| The "/etc/shadow-" file is a backup file of "/etc/shadow", and as such, contains the list of local system accounts and 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-61638r925676_chk ) |
|---|
| Verify that the "/etc/shadow-" file has mode "0000" with the following command: $ sudo stat -c "%a %n" /etc/shadow- 0 /etc/shadow- If a value of "0" is not returned, this is a finding. |
| Fix Text (F-61562r925677_fix) |
|---|
| Change the mode of the file "/etc/shadow-" to "0000" by running the following command: $ sudo chmod 0000 /etc/shadow- |