Detections
Analytics

1.7.2 Ensure GDM login banner is configured - 'banner-message-enable'

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Information

GDM is the GNOME Display Manager which handles graphical login for GNOME based systems. Warning messages inform users who are attempting to login to the system of their legal status regarding the system and must include the name of the organization that owns the system and any monitoring policies that are in place.

Solution

Create the /etc/dconf/profile/gdm file with the following contents: user-db:usersystem-db:gdmfile-db:/usr/share/gdm/greeter-dconf-defaults Create or edit the banner-message-enable and banner-message-text options in /etc/dconf/db/gdm.d/01-banner-message: [org/gnome/login-screen]banner-message-enable=truebanner-message-text='Authorized uses only. All activity may be monitored and reported.' Run the following command to update the system databases: # dconf update

See Also

https://workbench.cisecurity.org/files/1867

Item Details

Category: ACCESS CONTROL

References: 800-53|AC-8

Plugin: Unix

Control ID: 21ba548a03f02a7b043bf6fde353469675063fa4dbbb4bc21955c48180bd5dea