Finding ID | Version | Rule ID | IA Controls | Severity |
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V-252663 | OL08-00-040321 | SV-252663r818785_rule | Medium |
Description |
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Internet services that are not required for system or application processes must not be active to decrease the attack surface of the system. Graphical display managers have a long history of security vulnerabilities and must not be used, unless approved and documented. |
STIG | Date |
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Oracle Linux 8 Security Technical Implementation Guide | 2022-09-07 |
Check Text ( C-56119r818783_chk ) |
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Verify that the system is configured to boot to the command line: $ systemctl get-default multi-user.target If the system default target is not set to "multi-user.target" and the Information System Security Officer (ISSO) lacks a documented requirement for a graphical user interface, this is a finding. |
Fix Text (F-56069r818784_fix) |
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Document the requirement for a graphical user interface with the ISSO or reinstall the operating system without the graphical user interface. If reinstallation is not feasible, then continue with the following procedure: Open an SSH session and enter the following commands: $ sudo systemctl set-default multi-user.target A reboot is required for the changes to take effect. |