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
Multiple directory traversals (oC-SA-2013-020)
14th May 2013
Risk level: High
Multiple directory traversal vulnerabilities in (1) apps/files_trashbin/index.php via the "dir" GET parameter and (2) lib/files/view.php via undefined vectors in all ownCloud versions prior to 5.0.6 and other versions before 4.0.15, allow authenticated remote attackers to get access to arbitrary local files.
- ownCloud Server < 5.0.6 (CVE-2013-2039, CVE-2013-2085)
- ownCloud Server < 4.5.11 (CVE-2013-2039)
- ownCloud Server < 4.0.15 (CVE-2013-2039)
It is recommended that all instances are upgraded to ownCloud Server 5.0.6, 4.5.11 or 4.0.15.
The ownCloud team thanks the following people for their research and responsible disclosure of the above advisory:
- Mateusz Goik - AliantSoft - Vulnerability discovery and disclosure.