Finding ID | Version | Rule ID | IA Controls | Severity |
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V-244541 | RHEL-08-020332 | SV-244541r743872_rule | High |
Description |
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If an account has an empty password, anyone could log on and run commands with the privileges of that account. Accounts with empty passwords should never be used in operational environments. |
STIG | Date |
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Red Hat Enterprise Linux 8 Security Technical Implementation Guide | 2023-09-11 |
Check Text ( C-47816r743870_chk ) |
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To verify that null passwords cannot be used, run the following command: $ sudo grep -i nullok /etc/pam.d/password-auth If output is produced, this is a finding. |
Fix Text (F-47773r743871_fix) |
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Remove any instances of the "nullok" option in the "/etc/pam.d/password-auth" file to prevent logons with empty passwords. Note: Manual changes to the listed file may be overwritten by the "authselect" program. |