RHEL-09-211030 - The graphical display manager must not be the default target on RHEL 9 unless approved.

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Information

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.

Solution

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

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_RHEL_9_V1R2_STIG.zip

Item Details

References: CAT|II, CCI|CCI-000366, Rule-ID|SV-257781r925330_rule, STIG-ID|RHEL-09-211030, Vuln-ID|V-257781

Plugin: Unix

Control ID: 741bb2db3ba1596106ea32c40f4611909cfa4e4224794c36cedd0da2dd562d5f