admin_ug_auth.php in phpBB 2.0.0 allows local users to gain administrator privileges by directly calling admin_ug_auth.php with modifed form fields such as u.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Phpbb | Phpbb_group | 2.0.0 (including) | 2.0.0 (including) |