VUPEN Security Research - Adobe Flash Player NetStream Remote Code Execution Vulnerability (APSB12-07 / CVE-2012-0773)


VUPEN Security Research - Adobe Flash Player NetStream Remote Code Execution Vulnerability (APSB12-07 / CVE-2012-0773) Website : http://www.vupen.com/english/research.php Twitter : http://twitter.com/vupen I. BACKGROUND --------------------- Adobe Flash Player is a cross-platform browser-based application runtime that delivers uncompromised viewing of expressive applications, content, and videos across screens and browsers. It is installed on 98% of computers. II. DESCRIPTION --------------------- VUPEN Vulnerability Research Team discovered a critical vulnerability in Adobe Flash Player. The vulnerability is caused by an invalid object being used when parsing a malformed video via "NetStream.appendBytes", which could allow remote attackers to leak memory and execute arbitrary code despite ASLR and DEP enabled. CVSS Score: 10 (AV:N/AC:L/Au:N/C:C/I:C/A:C) III. AFFECTED PRODUCTS --------------------------- Adobe Flash Player versions prior to IV. Binary Analysis & Exploits/PoCs --------------------------------------- In-depth technical analysis of the vulnerability and a working exploit are available through the VUPEN 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. SOLUTION ---------------- Upgrade to Adobe Flash Player version VI. CREDIT -------------- This vulnerability was discovered by Nicolas Joly of VUPEN Security VII. ABOUT VUPEN Security --------------------------- VUPEN is the leadering provider of advanced vulnerability research for defensive and offensive cyber 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 recognized as "Company of the Year 2011 in the Vulnerability Research Market" 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 VIII. REFERENCES ---------------------- http://www.adobe.com/support/security/bulletins/apsb12-07.html http://www.vupen.com/english/research.php IX. DISCLOSURE TIMELINE ----------------------------- 2012-03-07 - Vulnerability Demonstrated at Pwn20wn 2012-04-18 - Public disclosure