KnowledgeTree Blind SQL Injection Vulnerability

ID 1337DAY-ID-22167
Type zdt
Reporter Craig Arendt
Modified 2014-04-23T00:00:00


KnowledgeTree suffers from a remote blind SQL injection vulnerability.

                                            Product description:
KnowledgeTree is document management system that makes it easy to secure, share, track and manage the documents and records.

KnowledgeTree Blind SQL Injection (CVE-2014-2737)

The application is vulnerable to blind SQL injection which is exploitable through /webservice/clienttools/services/mdownload.php. This issue is exploitable without authentication.

The vulnerable code is in the get_active_session function in the KTAPI_UserSession class. In this location the query isn't parameterized when looking up the active session. In the getFileName function an unvalidated 'u' parameter is passed.

Exploitable from:

POC is withheld.
The CVE project assigned CVE-2014-2737 to this issue.

Vendor Response:
1. The open source project was shut down, and the vendor doesn’t have a place to post a patch. The vendor does have a patch available that works for the open source project if you ask them. 
2. Upgrade to the KnowledgeTree on premise product which is patched against this issue.

February 25, 2014, Vulnerability identified
February 25, 2014, Product vendor notification
March 14, 2014, Vendor confirmed the issue
March 26, 2014, Vendor fix reviewed
March 28, 2014, Vendor fix confirmed
March 28, 2014, Vendor has a patch available for the open source product
April 20, 2014, Disclosure

Craig Arendt, Stratum Security

# [2018-04-12]  #