VUPEN Security Research - Oracle Java JavaFX Video Frame Decoding Remote
Heap Overflow (Pwn2Own 2013)

Website : http://www.vupen.com

Twitter : http://twitter.com/vupen


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

"Java is the foundation for virtually every type of networked
application and is the global standard for developing and
delivering mobile applications, games, Web-based content, and
enterprise software. 1.1 billion desktops run Java." (Oracle)


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

VUPEN Vulnerability Research Team discovered a critical vulnerability
in Oracle Java.

The vulnerability is caused by a heap overflow error within the JavaFX
component when decoding certain video frames, which could be exploited
by remote attackers to compromise a vulnerable system via a malicious
web page.


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

Oracle JDK / JRE 7 Update 17 and prior
Oracle JavaFX 2.2.7 and prior


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

In-depth technical analysis of the vulnerability and a fully functional
remote code execution exploit with ASLR/DEP bypass are available through
the VUPEN BAE (Binary Analysis & Exploits) portal:

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

VUPEN Binary Analysis & Exploits Service provides private exploits and
in-depth technical analysis of the most significant public vulnerabilities
based on disassembly, reverse engineering, protocol analysis, and code
audit.

The service allows governments and major corporations to evaluate risks, and
protect infrastructures and assets against new threats. The service also
allows security vendors (IPS, IDS, AntiVirus) to supplement their internal
research efforts and quickly develop both vulnerability-based and
exploit-based signatures to proactively protect their customers from attacks
and emerging threats.


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

Governments and major corporations which are members of the VUPEN Threat
Protection Program (TPP) have been proactively alerted about the
vulnerability
when it was discovered by VUPEN in advance of its public disclosure, and
have received a detailed attack detection guidance to protect national and
critical infrastructures against potential 0-day attacks exploiting this
vulnerability:

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


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

Upgrade to Oracle JDK and JRE 7 Update 21, and JavaFX version 2.2.21


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

This vulnerability was discovered by Florent Hochwelker of VUPEN Security


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

VUPEN is the leading provider of defensive and offensive cybersecurity
intelligence and advanced vulnerability research. VUPEN solutions enable
corporations and governments to manage risks, and protect critical networks
and infrastructures against known and unknown vulnerabilities.

VUPEN solutions include:

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

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


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

http://www.oracle.com/technetwork/topics/security/javacpuapr2013-1928497.html
http://www.vupen.com/english/research.php


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

2012-11-25 - Vulnerability Discovered by VUPEN
2013-03-06 - Vulnerability Reported to Oracle During Pwn2Own 2013
2013-04-17 - Public disclosure