The .Xauthority utility must only permit access to authorized hosts.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-12017 | GEN005240 | SV-37685r1_rule | ECCD-1 ECCD-2 | Medium |
| Description |
|---|
| If unauthorized clients are permitted access to the X server, a user's X session may be compromised. |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 5 Security Technical Implementation Guide | 2015-06-12 |
Details
| Check Text ( C-36877r1_chk ) |
|---|
| 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-31867r1_fix) |
|---|
| Remove unauthorized clients from the xauth configuration. # xauth remove |