National Cyber Awareness System
Vulnerability Summary for CVE-2009-3978
Original release date:11/19/2009
Last revised:11/19/2009
Source:
US-CERT/NIST
Overview
The nsGIFDecoder2::GifWrite function in decoders/gif/nsGIFDecoder2.cpp in libpr0n in Mozilla Firefox before 3.5.5 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an animated GIF file with a large image size, a different vulnerability than CVE-2009-3373.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://wiki.mozilla.org/Releases/Firefox_3.5.5/Test_Plan
Type: Patch Information
External Source: MISC
Name: http://www.mozilla.com/en-US/firefox/3.5.5/releasenotes/
Type: Patch Information
External Source: MISC
Name: http://www.h-online.com/open/news/item/Mozilla-fixes-critical-bugs-with-Firefox-3-5-5-852070.html
Type: Patch Information
External Source: CONFIRM
Name: https://bugzilla.mozilla.org/show_bug.cgi?id=525326
External Source: CONFIRM
Name: http://hg.mozilla.org/releases/mozilla-1.9.1/rev/edf189567edc