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The /etc/shadow file must be owned by root.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-50753 | OL6-00-000033 | SV-64959r1_rule | Medium |
| Description |
|---|
| The "/etc/shadow" file contains the list of local system accounts and stores password hashes. Protection of this file is critical for system security. Failure to give ownership of this file to root provides the designated owner with access to sensitive information which could weaken the system security posture. |
| STIG | Date |
|---|---|
| Oracle Linux 6 Security Technical Implementation Guide | 2017-08-25 |
Details
| Check Text ( C-53223r1_chk ) |
|---|
| To check the ownership of "/etc/shadow", run the command: $ ls -l /etc/shadow If properly configured, the output should indicate the following owner: "root" If it does not, this is a finding. |
| Fix Text (F-55547r1_fix) |
|---|
| To properly set the owner of "/etc/shadow", run the command: # chown root /etc/shadow |