Blind SQL Injection Vulnerability in KnowledgeTree <= 3.7.0.2

[craig.arendt@xxxxxxxxxxxxxxxxxxx]

Product description:
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KnowledgeTree is document management system that makes it easy to secure, 
share, track and manage the documents and records.
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KnowledgeTree Blind SQL Injection (CVE-2014-2737)
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The application is vulnerable to blind SQL injection which is exploitable 
through /webservice/clienttools/services/mdownload.php. This issue is 
exploitable without authentication.

Details:
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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:
/webservice/clienttools/services/mdownload.php

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.

Timeline:
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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

Research:
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Craig Arendt, Stratum Security
http://www.stratumsecurity.com

Disclaimer: 
The information provided in this advisory is provided as is without warranty of 
any kind.