OpenX contains a flaw that allows a remote attacker to access/view files outside of the web path. The issue is due to the script not properly sanitizing user input, specifically directory traversal style attacks (../../) supplied via the 'MAX_type' parameter.
Classification
Location:
Remote / Network Access
Attack Type:
Input Manipulation
Impact:
Loss of Integrity
Solution:
Third-Party Solution
Exploit:
Exploit Public
Disclosure:
Vendor Verified
OSVDB:
Web Related
Solution
Upgrade to version 2.4.10 or 2.6.4 or higher, as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.