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The .Xauthority utility must only permit access to authorized hosts.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-216078 | SOL-11.1-020550 | SV-216078r603268_rule | Medium |
| Description |
|---|
| If unauthorized clients are permitted access to the X server, a user's X session may be compromised. |
| STIG | Date |
|---|---|
| Solaris 11 X86 Security Technical Implementation Guide | 2020-12-04 |
Details
| Check Text ( C-17316r372616_chk ) |
|---|
| If X Display Manager (XDM) is not used on the system, this is not applicable. Determine if XDM is running. Procedure: # ps -ef | grep xdm Check the X Window system access is limited to authorized clients. Procedure: # xauth xauth> list Ask the SA if the clients listed are authorized. If any are not, this is a finding. |
| Fix Text (F-17314r372617_fix) |
|---|
| Remove unauthorized clients from the xauth configuration. Procedure: # xauth remove |