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Last updated: 9/1/2014 2:59:56 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-0493

Original release date: 01/25/2007
Last revised: 03/07/2011
Source: US-CERT/NIST

Overview

Use-after-free vulnerability in ISC BIND 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 (named daemon crash) via unspecified vectors that cause named to "dereference a freed fetch context."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.8 (HIGH) (AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
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 service

Vendor Statements (disclaimer)

Official Statement from Red Hat (01/29/2007)
Not vulnerable. This issue did not affect the versions of ISC BIND as shipped with Red Hat Enterprise Linux 2.1, 3, or 4.

References to Advisories, Solutions, and Tools

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External Source: SECUNIA
Name: 24203
External Source: VUPEN
Name: ADV-2007-2163
External Source: SECUNIA
Name: 23974
External Source: NETBSD
Name: NetBSD-SA2007-003
External Source: VUPEN
Name: ADV-2007-1401
External Source: SECUNIA
Name: 25402
External Source: FREEBSD
Name: FreeBSD-SA-07:02
External Source: HP
Name: SSRT061213
External Source: SECTRACK
Name: 1017561
External Source: SECUNIA
Name: 23972
External Source: OPENPKG
Name: OpenPKG-SA-2007.007
External Source: HP
Name: HPSBUX02219
External Source: SECUNIA
Name: 24950
External Source: MLIST
Name: [bind-announce] 20070125 Internet Systems Consortium Security Advisory.
External Source: FEDORA
Name: FEDORA-2007-147
External Source: SECUNIA
Name: 23904
Type: Advisory
External Source: CONFIRM
Name: http://docs.info.apple.com/article.html?artnum=305530
External Source: VUPEN
Name: ADV-2007-1939
External Source: SUSE
Name: SUSE-SA:2007:014
External Source: UBUNTU
Name: USN-418-1
External Source: CONFIRM
Name: http://www.isc.org/index.pl?/sw/bind/view/?release=9.2.8
Type: Patch Information
External Source: MANDRIVA
Name: MDKSA-2007:030
External Source: FEDORA
Name: FEDORA-2007-164
External Source: SECUNIA
Name: 23977
External Source: SECUNIA
Name: 24048
External Source: FULLDISC
Name: 20070125 BIND remote exploit (low severity) [Fwd: Internet Systems Consortium Security Advisory.]
External Source: VUPEN
Name: ADV-2007-0349
External Source: SECUNIA
Name: 24930
External Source: HP
Name: SSRT061273
External Source: CONFIRM
Name: http://www.isc.org/index.pl?/sw/bind/view/?release=9.3.4
Type: Patch Information
External Source: GENTOO
Name: GLSA-200702-06
External Source: BID
Name: 22229
External Source: CONFIRM
Name: https://issues.rpath.com/browse/RPL-989
External Source: SECUNIA
Name: 25649
External Source: SECUNIA
Name: 23924
External Source: OVAL
Name: oval:org.mitre.oval:def:9614
External Source: BUGTRAQ
Name: 20070125 BIND remote exploit (low severity) [Fwd: Internet Systems Consortium Security Advisory.]
External Source: SECUNIA
Name: 23943
External Source: APPLE
Name: APPLE-SA-2007-05-24
External Source: TRUSTIX
Name: 2007-0005
External Source: HP
Name: SSRT061239
External Source: SECUNIA
Name: 24054
External Source: REDHAT
Name: RHSA-2007:0057
External Source: HP
Name: HPSBTU02207
External Source: HP
Name: SSRT071304
External Source: SLACKWARE
Name: SSA:2007-026-01
External Source: VUPEN
Name: ADV-2007-2315
External Source: CONFIRM
Name: http://www.isc.org/index.pl?/sw/bind/bind-security.php
External Source: SECUNIA
Name: 24129
External Source: SECUNIA
Name: 24014

References to Check Content

Identifier: oval:org.mitre.oval:def:9614
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)