====================================================================== Secunia Research 09/03/2009 - Foxit Reader JBIG2 Symbol Dictionary Processing Vulnerability - ====================================================================== 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 * Foxit Reader version 3.0.2009.1301 NOTE: Prior versions may also be affected. ====================================================================== 2) Severity Rating: Highly critical Impact: System access Where: Remote ====================================================================== 3) Vendor's Description of Software "As a small and fast PDF viewer, Foxit Reader currently has over 50 million users all around the world. After keeping users waiting for almost two months, Foxit Reader 3.0 has been released and introduces many fascinating new features such as multimedia design and Foxit OnDemand Content Management." Product Link: http://www.foxitsoftware.com/pdf/rd_intro.php ====================================================================== 4) Description of Vulnerability Secunia Research has discovered a vulnerability in Foxit Reader, which can be exploited by malicious people to potentially compromise a user's system. The vulnerability is caused due to an error when processing JBIG2 symbol dictionary segments. This can be exploited to dereference uninitialised memory via a specially crafted PDF file. Successful exploitation may allow execution of arbitrary code. ====================================================================== 5) Solution Update to version 3.0 Build 1506 or version 2.3 Build 3902. ====================================================================== 6) Time Table 27/02/2009 - Vendor notified. 28/02/2009 - Vendor response. 09/03/2009 - Public disclosure. ====================================================================== 7) Credits Discovered by Alin Rad Pop, Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2009-0191 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://secunia.com/advisories/business_solutions/ 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/advisories/ 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://secunia.com/secunia_research/ Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions: http://secunia.com/corporate/jobs/ Secunia offers a FREE mailing list called Secunia Security Advisories: http://secunia.com/advisories/mailing_lists/ ====================================================================== 10) Verification Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2009-11/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================