msgchk in Digital UNIX 4.0G and earlier allows a local user to read the first line of arbitrary files via a symlink attack on the .mh_profile file.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Tru64 | Compaq | 4.0d (including) | 4.0d (including) |
| Tru64 | Compaq | 4.0e (including) | 4.0e (including) |
| Tru64 | Compaq | 4.0f (including) | 4.0f (including) |
| Tru64 | Compaq | 4.0g (including) | 4.0g (including) |