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Last updated: 7/24/2014 1:52:00 PM

CVE Publication rate: 19.6

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Vulnerability Summary for CVE-2009-3560

Original release date: 12/04/2009
Last revised: 09/21/2011
Source: US-CERT/NIST

Overview

The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a denial of service (application crash) via an XML document with malformed UTF-8 sequences that trigger a buffer over-read, related to the doProlog function in lib/xmlparse.c, a different vulnerability than CVE-2009-2625 and CVE-2009-3720.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
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 service

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External Source: UBUNTU
Name: USN-890-1
External Source: UBUNTU
Name: USN-890-6
External Source: SUSE
Name: SUSE-SR:2010:011
External Source: FEDORA
Name: FEDORA-2009-12737
External Source: SUSE
Name: SUSE-SR:2010:012
External Source: MANDRIVA
Name: MDVSA-2009:316
External Source: FEDORA
Name: FEDORA-2009-12690
External Source: SECUNIA
Name: 41701
External Source: OVAL
Name: oval:org.mitre.oval:def:6883
External Source: SUSE
Name: SUSE-SR:2010:013
External Source: SECUNIA
Name: 38231
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=533174
Type: Patch Information
External Source: SECUNIA
Name: 43300
External Source: SUNALERT
Name: 273630
External Source: SUSE
Name: SUSE-SR:2010:001
External Source: BID
Name: 37203
External Source: SECUNIA
Name: 37537
External Source: SECUNIA
Name: 38832
External Source: VUPEN
Name: ADV-2010-1107
External Source: SECUNIA
Name: 38834
External Source: OVAL
Name: oval:org.mitre.oval:def:12942
External Source: SECTRACK
Name: 1023278
External Source: MLIST
Name: [security-announce] 20100303 VMSA-2010-0004 ESX Service Console and vMA third party updates
External Source: OVAL
Name: oval:org.mitre.oval:def:10613
External Source: MLIST
Name: [expat-bugs] 20091108 [ expat-Bugs-2894085 ] expat: buffer over-read and crash in big2_toUtf8()
External Source: SLACKWARE
Name: SSA:2011-041-02
External Source: SECUNIA
Name: 38794
External Source: VUPEN
Name: ADV-2010-0528
External Source: CONFIRM
Name: http://expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmlparse.c?view=log#rev1.165
Type: Patch Information
External Source: SECUNIA
Name: 39478
External Source: CONFIRM
Name: http://expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmlparse.c?r1=1.164&r2=1.165
External Source: REDHAT
Name: RHSA-2011:0896
External Source: VUPEN
Name: ADV-2010-0896
External Source: FEDORA
Name: FEDORA-2009-12716
External Source: SUSE
Name: SUSE-SR:2010:014
External Source: DEBIAN
Name: DSA-1953
External Source: VUPEN
Name: ADV-2011-0359

References to Check Content

Identifier: oval:org.mitre.oval:def:10613
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier: oval:org.mitre.oval:def:12942
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier: oval:org.mitre.oval:def:6883
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)