National Cyber-Alert System
Vulnerability Summary for CVE-2009-2479
Original release date:07/16/2009
Last revised:08/12/2009
Source:
US-CERT/NIST
Overview
Mozilla Firefox 3.0.x, 3.5, and 3.5.1 on Windows allows remote attackers to cause a denial of service (uncaught exception and application crash) via a long Unicode string argument to the write method. NOTE: this was originally reported as a stack-based buffer overflow. NOTE: on Linux and Mac OS X, a crash resulting from this long string reportedly occurs in an operating-system library, not in Firefox.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
Reference links provided indicate Denial of Service impact only.
References to Advisories, Solutions, and Tools
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External Source: FEDORA
Name: FEDORA-2009-7898
External Source: MISC
Name: https://bugzilla.mozilla.org/show_bug.cgi?id=504343
External Source: CONFIRM
Name: https://bugzilla.mozilla.org/show_bug.cgi?id=504342
External Source: XF
Name: firefox-unicode-data-dos(51729)
External Source: SECTRACK
Name: 1022580
External Source: BID
Name: 35707
External Source: BUGTRAQ
Name: 20090719 DoS vulnerabilities in Firefox, Internet Explorer, Opera and Chrome
External Source: MILW0RM
Name: 9158
External Source: MISC
Name: http://websecurity.com.ua/3338/
External Source: OSVDB
Name: 55931
External Source: CONFIRM
Name: http://blog.mozilla.com/security/2009/07/19/milw0rm-9158-stack-overflow-crash-not-exploitable-cve-2009-2479/