The user_ldap (aka LDAP user and group backend) application in ownCloud before 5.0.18, 6.x before 6.0.6, and 7.x before 7.0.3 allows remote attackers to bypass authentication via a null byte in the password and a valid user name, which triggers an unauthenticated bind.
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Owncloud | Owncloud | * | 5.0.17 (including) |
| Owncloud_server | Owncloud | 5.0.0 (including) | 5.0.0 (including) |
| Owncloud_server | Owncloud | 5.0.1 (including) | 5.0.1 (including) |
| Owncloud_server | Owncloud | 5.0.2 (including) | 5.0.2 (including) |
| Owncloud_server | Owncloud | 5.0.3 (including) | 5.0.3 (including) |
| Owncloud_server | Owncloud | 5.0.4 (including) | 5.0.4 (including) |
| Owncloud_server | Owncloud | 5.0.5 (including) | 5.0.5 (including) |
| Owncloud_server | Owncloud | 5.0.6 (including) | 5.0.6 (including) |
| Owncloud_server | Owncloud | 5.0.7 (including) | 5.0.7 (including) |
| Owncloud_server | Owncloud | 5.0.8 (including) | 5.0.8 (including) |
| Owncloud_server | Owncloud | 5.0.9 (including) | 5.0.9 (including) |
| Owncloud_server | Owncloud | 5.0.10 (including) | 5.0.10 (including) |
| Owncloud_server | Owncloud | 5.0.11 (including) | 5.0.11 (including) |
| Owncloud_server | Owncloud | 5.0.12 (including) | 5.0.12 (including) |
| Owncloud_server | Owncloud | 5.0.13 (including) | 5.0.13 (including) |
| Owncloud_server | Owncloud | 5.0.14 (including) | 5.0.14 (including) |
| Owncloud_server | Owncloud | 5.0.14-a (including) | 5.0.14-a (including) |
| Owncloud_server | Owncloud | 5.0.15 (including) | 5.0.15 (including) |
| Owncloud_server | Owncloud | 5.0.16 (including) | 5.0.16 (including) |
| Owncloud_server | Owncloud | 6.0.0 (including) | 6.0.0 (including) |
| Owncloud_server | Owncloud | 6.0.1 (including) | 6.0.1 (including) |
| Owncloud_server | Owncloud | 6.0.2 (including) | 6.0.2 (including) |
| Owncloud_server | Owncloud | 6.0.3 (including) | 6.0.3 (including) |
| Owncloud_server | Owncloud | 6.0.4 (including) | 6.0.4 (including) |
| Owncloud_server | Owncloud | 6.0.5 (including) | 6.0.5 (including) |
| Owncloud_server | Owncloud | 7.0.0 (including) | 7.0.0 (including) |
| Owncloud_server | Owncloud | 7.0.1 (including) | 7.0.1 (including) |
| Owncloud_server | Owncloud | 7.0.2 (including) | 7.0.2 (including) |