ownCloud was vulnerable to a insecure direct object reference. Any unauthenticated user would be able to download any image from the server if the gallery app is enabled.
The share token is verified.
The ownCloud team thanks the following people for their research and responsible disclosure of the above advisory:
CPE | Name | Operator | Version |
---|---|---|---|
owncloud server | lt | 8.2.6 | |
owncloud server | lt | 9.0.3 |