X Windows must not be enabled unless required.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-50885 | OL6-00-000290 | SV-65091r1_rule | Medium |
| Description |
|---|
| Unnecessary services should be disabled to decrease the attack surface of the system. |
| STIG | Date |
|---|---|
| Oracle Linux 6 Security Technical Implementation Guide | 2016-06-05 |
Details
| Check Text ( C-53357r1_chk ) |
|---|
| To verify the default runlevel is 3, run the following command: # grep initdefault /etc/inittab The output should show the following: id:3:initdefault: If it does not, this is a finding. |
| Fix Text (F-55679r1_fix) |
|---|
| Setting the system's runlevel to 3 will prevent automatic startup of the X server. To do so, ensure the following line in "/etc/inittab" features a "3" as shown: id:3:initdefault: |