TVT DVR Directory Traversal Vulnerability Network Vulnerability

Summary

The host is running TVT DVR and is prone to directory traversal vulnerability.

Impact

Successful exploitation will allow attackers to read arbitrary files on the target system. Impact Level: Application

Solution

No solution or patch was made available for at least one year since disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.

Insight

The flaw is due to an improper sanitation of encoded user input via HTTP requests using directory traversal attack (e.g., ../).

Affected

TVT TD-2308SS-B DVR with firmware 3.2.0.P-3520A-00 and earlier

Detection

Send the crafted HTTP GET request and check the is it possible to read the system file.

References