Gallery contains a flaw that allows a remote attacker to delete files outside of the web path. The issue is due to the GallerySession.class not properly sanitizing user input, specifically directory traversal style attacks (../../) supplied via the sessionId variable(s).
Classification
Location:
Remote / Network Access
Attack Type:
Input Manipulation
Impact:
Loss of Integrity
Exploit:
Exploit Unknown
Disclosure:
Vendor Verified
OSVDB:
Web Related
Solution
Upgrade to version 2.0.3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.