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The system must prevent the root account from logging in from virtual consoles.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-50721 | OL6-00-000027 | SV-64927r1_rule | Medium |
| Description |
|---|
| Preventing direct root login to virtual console devices helps ensure accountability for actions taken on the system using the root account. |
| STIG | Date |
|---|---|
| Oracle Linux 6 Security Technical Implementation Guide | 2019-03-20 |
Details
| Check Text ( C-53207r1_chk ) |
|---|
| To check for virtual console entries which permit root login, run the following command: # grep '^vc/[0-9]' /etc/securetty If any output is returned, then root logins over virtual console devices is permitted. If root login over virtual console devices is permitted, this is a finding. |
| Fix Text (F-55519r1_fix) |
|---|
| To restrict root logins through the (deprecated) virtual console devices, ensure lines of this form do not appear in "/etc/securetty": vc/1 vc/2 vc/3 vc/4 Note: Virtual console entries are not limited to those listed above. Any lines starting with "vc/" followed by numerals should be removed. |