index.php in ownCloud 4.0.7 does not properly validate the oc_token cookie, which allows remote attackers to bypass authentication via a crafted oc_token cookie value.
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_server | Owncloud | 4.0.7 (including) | 4.0.7 (including) |
| Owncloud | Ubuntu | natty | * |
| Owncloud | Ubuntu | oneiric | * |
| Owncloud | Ubuntu | upstream | * |