SOL-11.1-020540 - .Xauthority or X*.hosts (or equivalent) file(s) must be used to restrict access to the X server.

Information

If access to the X server is not restricted, a user's X session may be compromised.

Solution

Create an X*.hosts file, where * is a display number that may be used to limit X window connections.

Add the list of authorized X clients to the file.

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_SOL_11_SPARC_V3R4_STIG.zip