====================================================================== Secunia Research 08/04/2008 - Adobe Flash Player "Declare Function (V7)" Heap Overflow - ====================================================================== Table of Contents Affected Software....................................................1 Severity.............................................................2 Vendor's Description of Software.....................................3 Description of Vulnerability.........................................4 Solution.............................................................5 Time Table...........................................................6 Credits..............................................................7 References...........................................................8 About Secunia........................................................9 Verification........................................................10 ====================================================================== 1) Affected Software * Adobe Flash Player 9.0.115.0. NOTE: Prior versions may also be affected. ====================================================================== 2) Severity Rating: Highly critical Impact: System access Where: Remote ====================================================================== 3) Vendor's Description of Software "Adobe Flash Player is the high-performance, lightweight, highly expressive client runtime that delivers powerful and consistent user experiences across major operating systems, browsers, mobile phones, and devices." Product Link: http://www.adobe.com/products/flashplayer/ ====================================================================== 4) Description of Vulnerability Secunia Research has discovered a vulnerability in Adobe Flash Player, which potentially can be exploited by malicious people to compromise a user's system. The vulnerability is caused due to a boundary error in the processing of "Declare Function (V7)" tags. This can be exploited to cause a heap-based buffer overflow via specially crafted argument preload flags. Successful exploitation may allow execution of arbitrary code. ====================================================================== 5) Solution Update to version 9.0.124.0. ====================================================================== 6) Time Table 19/12/2007 - Vendor notified. 19/12/2007 - Vendor response. 08/04/2008 - Public disclosure. ====================================================================== 7) Credits Discovered by Alin Rad Pop, Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2007-6019 for the vulnerability. ====================================================================== 9) About Secunia Secunia offers vulnerability management solutions to corporate customers with verified and reliable vulnerability intelligence relevant to their specific system configuration: http://corporate.secunia.com/ Secunia also provides a publicly accessible and comprehensive advisory database as a service to the security community and private individuals, who are interested in or concerned about IT-security. http://secunia.com/ Secunia believes that it is important to support the community and to do active vulnerability research in order to aid improving the security and reliability of software in general: http://corporate.secunia.com/secunia_research/33/ Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions: http://secunia.com/secunia_vacancies/ Secunia offers a FREE mailing list called Secunia Security Advisories: http://secunia.com/secunia_security_advisories/ ====================================================================== 10) Verification Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2007-103/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================