SCO OpenServer 5.0.5 through 5.0.7 only supports Xauthority style access control when users log in using scologin, which allows remote attackers to gain unauthorized access to an X session via other X login methods.
| Software | From | Fixed in |
|---|---|---|
| sco / openserver | 5.0.7 | 5.0.7.x |
| sco / openserver | 5.0.5 | 5.0.5.x |
| sco / openserver | 5.0.6 | 5.0.6.x |