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The .Xauthority files must not have extended ACLs.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22446 | GEN005190 | SV-26115r1_rule | ECLP-1 | Medium |
| Description |
|---|
| .Xauthority files ensure the user is authorized to access the specific X Windows host. Extended ACLs may permit unauthorized modification of these files, which could lead to Denial-of-Service to authorized access or allow unauthorized access to be obtained. |
| STIG | Date |
|---|---|
| VMware ESX 3 Server | 2016-05-13 |
Details
| Check Text ( C-27716r1_chk ) |
|---|
| Check the file permissions for the .Xauthority files. # ls -lL .Xauthority If the permissions include a "+", the file has an extended ACL and this is a finding. |
| Fix Text (F-26291r1_fix) |
|---|
| Remove the extended ACL from the .Xauthority file(s). |