====================================================================== Secunia Research 12/08/2010 - Opera "Download" Dialog File Execution Security Issue - ====================================================================== 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 Opera 10.53, 10.54, and 10.60. NOTE: Other versions may also be affected. ====================================================================== 2) Severity Rating: Moderately critical Impact: System access Where: From remote ====================================================================== 3) Vendor's Description of Software "Take control of the Web like never before - Opera has you flying through Web pages with never-before-seen speed and surfing smartly with advanced features that make it easy to get the most from the Web.". Product Link: http://www.opera.com/ ====================================================================== 4) Description of Vulnerability Secunia Research has discovered a security issue in Opera, which can be exploited by malicious people to compromise a vulnerable system. The "Download" dialog provides the option to run a downloadable executable at a predictable location in the browser window. This can be exploited to trick a user into clicking on the "Run" button by positioning a new window on top of the "Download" dialog that is closed e.g. via a timeout shortly before the user clicks on a link within this window. This is related to: SA15781 ====================================================================== 5) Solution Update to version 10.61. ====================================================================== 6) Time Table 15/07/2010 - Vendor notified. 15/07/2010 - Vendor response. 12/08/2010 - Public disclosure. ====================================================================== 7) Credits Discovered by Jakob Balle and Sven Krewitt, Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2010-2576 for the vulnerability. SA15781: http://secunia.com/advisories/15781/ ====================================================================== 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/2010-110/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================