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VUPEN Security Research - Microsoft Internet Explorer "CIframeElement" Object Use-after-free Vulnerability (CVE-2010-2558)
From: "VUPEN Security Research" <advisories () vupen com>
Date: Wed, 11 Aug 2010 03:01:43 +0200

VUPEN Security Research - Microsoft Internet Explorer "CIframeElement" Object Use-after-free Vulnerability (CVE-2010-2558)

http://www.vupen.com/english/research.php


I. BACKGROUND
---------------------

"Microsoft Internet Explorer is a web browser developed by Microsoft and included as part of the Microsoft Windows line of operating systems with more than 60% of
the worldwide usage share of web browsers." (Wikipedia)


II. DESCRIPTION
---------------------

VUPEN Vulnerability Research Team discovered a critical vulnerability
affecting Microsoft Internet Explorer.

The vulnerability is caused by a use-after-free error when processing
"CIframeElement" objects, which could be exploited by remote attackers to
execute arbitrary code by tricking a user into visiting a specially crafted
web page.


III. AFFECTED PRODUCTS
---------------------------

Microsoft Internet Explorer 8
Microsoft Internet Explorer 7
Microsoft Internet Explorer 6

On Windows 7, Windows 2008, Windows 2003, Windows Vista, and Windows XP


IV. Binary Analysis & Exploits/PoCs
---------------------------------------

In-depth binary analysis of the vulnerability and a code execution exploit
are available through the VUPEN Binary Analysis & Exploits Service :

http://www.vupen.com/english/services/ba-index.php


V. VUPEN Threat Protection Program
-----------------------------------

Governments and Intelligence agencies who are members of the VUPEN Threat
Protection Program (TPP) have been alerted about the vulnerability when it
was discovered by VUPEN, and have received a detailed detection guidance
to proactively protect national and critical infrastructures against
potential attacks exploiting this vulnerability:

http://www.vupen.com/english/services/tpp-index.php


VI. SOLUTION
----------------

Apply MS10-053 security update.


VII. CREDIT
--------------

This vulnerability was discovered by Nicolas Joly of VUPEN Security


VIII. ABOUT VUPEN Security
---------------------------

VUPEN is a leading IT security research company providing vulnerability
management and security intelligence solutions which enable enterprises
and institutions to eliminate vulnerabilities before they can be exploited,
ensure security policy compliance and meaningfully measure and manage risks.

Governmental and federal agencies, and global enterprises in the financial
services, insurance, manufacturing and technology industries rely on VUPEN
to improve their security, prioritize resources, cut time and costs, and
stay ahead of the latest threats.

* VUPEN Vulnerability Notification Service (VNS) :
http://www.vupen.com/english/services/vns-index.php

* VUPEN Binary Analysis & Exploits Service (BAE) :
http://www.vupen.com/english/services/ba-index.php

* VUPEN Threat Protection Program for Govs (TPP) :
http://www.vupen.com/english/services/tpp-index.php

* VUPEN Web Application Security Scanner (WASS) :
http://www.vupen.com/english/services/wass-index.php


IX. REFERENCES
----------------------

http://www.vupen.com/english/advisories/2010/2050
http://www.microsoft.com/technet/security/bulletin/ms10-053.mspx
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-2558


X. DISCLOSURE TIMELINE
-----------------------------

2010-04-13 - Vendor and TPP customers notified
2010-04-13 - Vendor response
2010-08-06 - Status update received
2010-08-10 - Coordinated public Disclosure



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