ownCloud server 9.1.3User enumeration with error messages
Information disclosure in email field dialog at sharing
Flooding logfiles with a 1 Bit BMP File
ownCloud desktop 2.2.3Local Code Injection
ownCloud mobile iOS 3.4.4Improper validation of certificates within the iOS application
Credentials potentially leaked to other configured ownCloud instance
Auth bypass in "user_webdavauth" (oC-SA-2013-030)
9th July 2013
Risk level: Medium
A not further specified authentication bypass in the user_webdavauth application has been found. Using this vulnerability an attacker might login to the ownCloud instance without valid credentials.
- ownCloud Server < 5.0.8 ()
- ownCloud Server < 4.5.13 ()
The ownCloud team thanks the following people for their research and responsible disclosure of the above advisory:
- Lukas Reschke - ownCloud Inc. (firstname.lastname@example.org) - Vulnerability discovery and disclosure.