Dokeos 2.2 RC2 - 'index.php?language' SQL Injection

Advisory ID: HTB23181
Product: Dokeos
Vendor: Dokeos
Vulnerable Version(s): 2.2 RC2 and probably prior
Tested Version: 2.2 RC2
Advisory Publication:  October 30, 2013  [without technical details]
Vendor Notification: October 30, 2013 
Public Disclosure: November 27, 2013 
Vulnerability Type: SQL Injection [CWE-89]
CVE Reference: CVE-2013-6341
Risk Level: High 
CVSSv2 Base Score: 7.5 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Solution Status: Solution Available
Discovered and Provided: High-Tech Bridge Security Research Lab ( https://www.htbridge.com/advisory/ ) 

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Advisory Details:

High-Tech Bridge Security Research Lab discovered vulnerability in Dokeos, which can be exploited to perform SQL Injection attacks.


1) SQL Injection in Dokeos: CVE-2013-6341

The vulnerability exists due to insufficient validation of "language" HTTP GET parameter passed to "/index.php" script. A remote unauthenticated attacker can execute arbitrary SQL commands in application's database and gain complete control over the vulnerable web application.

The following exploitation example displays version of MySQL server:

http://[host]/index.php?language=0%27%20UNION%20SELECT%201,2,3,4,version%28%29,6,7,8%20--%202

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Solution:

Vendor did not reply to 6 notifications by email, 1 notification via twitter, 2 forum threads/direct messages. Currently we are not aware of any official solution for this vulnerability.

Unofficial patch was developed by High-Tech Bridge Security Research Lab and is available here: https://www.htbridge.com/advisory/HTB23181-patch.zip

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References:

[1] High-Tech Bridge Advisory HTB23181 - https://www.htbridge.com/advisory/HTB23181 - SQL Injection in Dokeos.
[2] Dokeos - http://www.dokeos.com/ - Dokeos, the flexible, enterprise-ready e-learning software.
[3] Common Vulnerabilities and Exposures (CVE) - http://cve.mitre.org/ - international in scope and free for public use, CVE® is a dictionary of publicly known information security vulnerabilities and exposures.
[4] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.
[5] ImmuniWeb® - http://www.htbridge.com/immuniweb/ - is High-Tech Bridge's proprietary web application security assessment solution with SaaS delivery model that combines manual and automated vulnerability testing.

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Disclaimer: The information provided in this Advisory is provided "as is" and without any warranty of any kind. Details of this Advisory may be updated in order to provide as accurate information as possible. The latest version of the Advisory is available on web page [1] in the References.