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Last updated: 12/18/2014 4:03:19 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-0494

Original release date: 01/25/2007
Last revised: 10/11/2011
Source: US-CERT/NIST

Overview

ISC BIND 9.0.x, 9.1.x, 9.2.0 up to 9.2.7, 9.3.0 up to 9.3.3, 9.4.0a1 up to 9.4.0a6, 9.4.0b1 up to 9.4.0b4, 9.4.0rc1, and 9.5.0a1 (Bind Forum only) allows remote attackers to cause a denial of service (exit) via a type * (ANY) DNS query response that contains multiple RRsets, which triggers an assertion error, aka the "DNSSEC Validation" vulnerability.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows disruption of service

Solution

Syccessful exploitation requires that the victim has enabled dnssec validation in named.conf by specifying trusted-keys.

References to Advisories, Solutions, and Tools

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External Source: SUSE
Name: SUSE-SA:2007:014
External Source: CONFIRM
Name: http://docs.info.apple.com/article.html?artnum=305530
External Source: XF
Name: bind-rrsets-dos(31838)
External Source: SECUNIA
Name: 23943
Type: Advisory
External Source: SUNALERT
Name: 102969
External Source: SECUNIA
Name: 24129
Type: Advisory
External Source: HP
Name: HPSBUX02219
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2007-125.htm
External Source: SECUNIA
Name: 24284
External Source: OPENPKG
Name: OpenPKG-SA-2007.007
External Source: GENTOO
Name: GLSA-200702-06
External Source: SECUNIA
Name: 23972
Type: Advisory
External Source: VUPEN
Name: ADV-2007-2163
External Source: SECUNIA
Name: 24054
Type: Advisory
External Source: MANDRIVA
Name: MDKSA-2007:030
External Source: VUPEN
Name: ADV-2007-2315
External Source: VUPEN
Name: ADV-2007-2002
External Source: SGI
Name: 20070201-01-P
External Source: UBUNTU
Name: USN-418-1
External Source: VUPEN
Name: ADV-2007-1401
External Source: CONFIRM
Name: http://www.isc.org/index.pl?/sw/bind/bind-security.php
External Source: SLACKWARE
Name: SSA:2007-026-01
External Source: SECUNIA
Name: 23977
Type: Advisory
External Source: CONFIRM
Name: http://www.isc.org/index.pl?/sw/bind/view/?release=9.3.4
Type: Patch Information
External Source: SECTRACK
Name: 1017573
External Source: AIXAPAR
Name: IY96324
External Source: SECUNIA
Name: 24930
Type: Advisory
External Source: REDHAT
Name: RHSA-2007:0044
External Source: OVAL
Name: oval:org.mitre.oval:def:11523
External Source: TRUSTIX
Name: 2007-0005
External Source: AIXAPAR
Name: IY96144
External Source: APPLE
Name: APPLE-SA-2007-05-24
External Source: SECUNIA
Name: 23904
Type: Advisory; Patch Information
External Source: AIXAPAR
Name: IY95618
External Source: SECUNIA
Name: 24048
Type: Advisory
External Source: REDHAT
Name: RHSA-2007:0057
External Source: FEDORA
Name: FEDORA-2007-164
External Source: SECUNIA
Name: 26909
External Source: BID
Name: 22231
External Source: HP
Name: SSRT061213
External Source: CONFIRM
Name: https://issues.rpath.com/browse/RPL-989
External Source: SECUNIA
Name: 27706
External Source: FULLDISC
Name: 20070920 VMSA-2007-0006 Critical security updates for all supported versions of VMware ESX Server, VMware Server, VMware Workstation, VMware ACE, and VMware Player
External Source: SECUNIA
Name: 25402
Type: Advisory
External Source: DEBIAN
Name: DSA-1254
External Source: SECUNIA
Name: 24648
Type: Advisory
External Source: SECUNIA
Name: 24203
Type: Advisory
External Source: SECUNIA
Name: 25649
External Source: VUPEN
Name: ADV-2007-2245
External Source: VUPEN
Name: ADV-2007-3229
External Source: CONFIRM
Name: http://www.isc.org/index.pl?/sw/bind/view/?release=9.2.8
Type: Patch Information
External Source: AIXAPAR
Name: IY95619
External Source: SECUNIA
Name: 25715
External Source: SECUNIA
Name: 24083
Type: Advisory
External Source: FREEBSD
Name: FreeBSD-SA-07:02
External Source: MLIST
Name: [bind-announce] 20070125 Internet Systems Consortium Security Advisory.
Type: Patch Information
External Source: SECUNIA
Name: 23974
Type: Advisory
External Source: SECUNIA
Name: 24014
Type: Advisory
External Source: SECUNIA
Name: 24950
Type: Advisory
External Source: NETBSD
Name: NetBSD-SA2007-003
External Source: SECUNIA
Name: 23944
Type: Advisory
External Source: FEDORA
Name: FEDORA-2007-147
External Source: VUPEN
Name: ADV-2007-1939
External Source: SECUNIA
Name: 23924
Type: Advisory
External Source: SECUNIA
Name: 25482

References to Check Content

Identifier: oval:org.mitre.oval:def:11523
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)