VUPEN Security Research - Adobe Shockwave rcsL Record Array Indexing Vulnerability (APSB11-19)

VUPEN Security Research - Adobe Shockwave rcsL Record Array Indexing
Vulnerability (APSB11-19)

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

Twitter : http://twitter.com/vupen

I. BACKGROUND

"Over 450 million Internet-enabled desktops have installed Adobe Shockwave
Player. These people now have access to some of the best the Web has to
offer
including dazzling 3D games and entertainment, interactive product
demonstrations, and online learning applications. Shockwave Player displays
Web content that has been created by Adobe Director." from Adobe.com

II. DESCRIPTION

VUPEN Vulnerability Research Team discovered a critical vulnerability
in Adobe Shockwave.

The vulnerability is caused by an array indexing error in the "dirapi.dll"
component when processing malformed data within the "rcsL" record, which
could be exploited by remote attackers to compromise a vulnerable system
by tricking a user into visiting a specially crafted web page.

CVSS Score: 10 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

III. AFFECTED PRODUCTS

Adobe Shockwave Player v11.6.0.626 and prior

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

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

To proactively protect critical networks and infrastructures against
unpatched
vulnerabilities and reduce risks related to zero-day attacks, VUPEN shares
its
vulnerability research with governments and organizations members of the
VUPEN
Threat Protection Program (TPP).

VUPEN TPP customers receive fully detailed and technical reports about
security
vulnerabilities discovered by VUPEN and in advance of their public
disclosure.

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

VI. SOLUTION

Upgrade to Adobe Shockwave Player v11.6.1.629.

VII. CREDIT

This vulnerability was discovered by Matthieu Bonetti of VUPEN Security

VIII. ABOUT VUPEN Security

VUPEN is the world leader in vulnerability research for defensive and
offensive security. VUPEN solutions enable corporations and governments to
measure and manage risks, eliminate vulnerabilities before they can be
exploited, and protect critical infrastructures and assets against
known and unknown vulnerabilities.

VUPEN has been recently recognized as "Entrepreneurial Company of the Year
in the Vulnerability Research Market (2011)" by Frost & Sullivan.

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.adobe.com/support/security/bulletins/apsb11-19.html
http://www.vupen.com/english/research.php

X. DISCLOSURE TIMELINE

2011-07-05 - Vulnerability Discovered by VUPEN and shared with TPP customers
2011-08-10 - Public disclosure