The graphical display manager must not be the default target on RHEL 9 unless approved.
An XCCDF Rule
Description
<VulnDiscussion>Unnecessary service packages must not be installed 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.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-257781r925330_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Document the requirement for a graphical user interface with the ISSO or set the default target to multi-user with the following command:
$ sudo systemctl set-default multi-user.target