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Last updated: 10/9/2015 4:12:00 PM

CVE Publication rate: 18.37

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National Cyber Awareness System

Vulnerability Summary for CVE-2013-2266

Original release date: 03/28/2013
Last revised: 12/05/2013


libdns in ISC BIND 9.7.x and 9.8.x before 9.8.4-P2, 9.8.5 before 9.8.5b2, 9.9.x before 9.9.2-P2, and 9.9.3 before 9.9.3b2 on UNIX platforms allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression, as demonstrated by a memory-exhaustion attack against a machine running a named process.


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

References to Advisories, Solutions, and Tools

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External Source: APPLE
Name: APPLE-SA-2013-09-12-1
External Source: CONFIRM
Name: https://kb.isc.org/article/AA-00871/
External Source: REDHAT
Name: RHSA-2013:0690
External Source: OVAL
Name: oval:org.mitre.oval:def:19579
External Source: FEDORA
Name: FEDORA-2013-4525
External Source: REDHAT
Name: RHSA-2013:0689
External Source: HP
Name: SSRT101148
External Source: FEDORA
Name: FEDORA-2013-4533
External Source: CONFIRM
Name: http://www.isc.org/software/bind/advisories/cve-2013-2266
Type: Advisory
External Source: CONFIRM
Name: https://kb.isc.org/article/AA-00879/
Type: Advisory
External Source: CONFIRM
Name: http://support.apple.com/kb/HT5880
External Source: DEBIAN
Name: DSA-2656
External Source: UBUNTU
Name: USN-1783-1

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:isc:bind:9.9.1
* cpe:/a:isc:bind:9.9.0:rc4
* cpe:/a:isc:bind:9.9.0
* cpe:/a:isc:bind:9.9.0:rc2
* cpe:/a:isc:bind:9.9.0:rc3
* cpe:/a:isc:bind:9.9.0:b2
* cpe:/a:isc:bind:9.9.0:rc1
* cpe:/a:isc:bind:9.9.1:p1
* cpe:/a:isc:bind:9.9.1:p2
* cpe:/a:isc:bind:9.9.2
* cpe:/a:isc:bind:9.9.0:a3
* cpe:/a:isc:bind:9.9.0:b1
* cpe:/a:isc:bind:9.9.0:a1
* cpe:/a:isc:bind:9.9.0:a2
+ Configuration 2
+ OR
* cpe:/a:isc:bind:9.7.0:rc2
* cpe:/a:isc:bind:9.7.1:rc1
* cpe:/a:isc:bind:9.7.1b1
* cpe:/a:isc:bind:9.7.6
* cpe:/a:isc:bind:9.7.5
* cpe:/a:isc:bind:9.7.5:rc2
* cpe:/a:isc:bind:9.7.5:rc1
* cpe:/a:isc:bind:9.7.5:b1
* cpe:/a:isc:bind:9.7.4:p1
* cpe:/a:isc:bind:9.7.3
* cpe:/a:isc:bind:9.7.0a1
* cpe:/a:isc:bind:9.7.2:rc1
* cpe:/a:isc:bind:9.7.0a2
* cpe:/a:isc:bind:9.7.0b2
* cpe:/a:isc:bind:9.7.0:rc1
* cpe:/a:isc:bind:9.7.0a3
* cpe:/a:isc:bind:9.7.0b1
* cpe:/a:isc:bind:9.7.0
* cpe:/a:isc:bind:9.7.4b1
* cpe:/a:isc:bind:9.7.4
* cpe:/a:isc:bind:9.7.6:p2
* cpe:/a:isc:bind:9.7.4:rc1
* cpe:/a:isc:bind:9.7.6:p1
* cpe:/a:isc:bind:9.7.1
* cpe:/a:isc:bind:9.7.3:rc1
* cpe:/a:isc:bind:9.7.4:b1
* cpe:/a:isc:bind:9.7.3:p1
* cpe:/a:isc:bind:9.7.3:b1
* cpe:/a:isc:bind:9.7.0:p1
* cpe:/a:isc:bind:9.7.0:p2
* cpe:/a:isc:bind:9.7.0b3
* cpe:/a:isc:bind:9.7.1:p1
* cpe:/a:isc:bind:9.7.2:p1
* cpe:/a:isc:bind:9.7.1:p2
* cpe:/a:isc:bind:9.7.2:p3
* cpe:/a:isc:bind:9.7.2:p2
* cpe:/a:isc:bind:9.7.0:beta
* cpe:/a:isc:bind:9.7.2
+ Configuration 3
+ OR
* cpe:/a:isc:bind:9.8.3
* cpe:/a:isc:bind:9.8.2:rc1
* cpe:/a:isc:bind:9.8.2:rc2
* cpe:/a:isc:bind:9.8.0:p1
* cpe:/a:isc:bind:9.8.1:p1
* cpe:/a:isc:bind:9.8.0:p4
* cpe:/a:isc:bind:9.8.3:p1
* cpe:/a:isc:bind:9.8.3:p2
* cpe:/a:isc:bind:9.8.2:b1
* cpe:/a:isc:bind:9.8.0
* cpe:/a:isc:bind:9.8.0:rc1
* cpe:/a:isc:bind:9.8.1:b1
* cpe:/a:isc:bind:9.8.1:rc1
* cpe:/a:isc:bind:9.8.1:b3
* cpe:/a:isc:bind:9.8.1:b2
* cpe:/a:isc:bind:9.8.0:a1
* cpe:/a:isc:bind:9.8.0:b1
* cpe:/a:isc:bind:9.8.0:p2
* cpe:/a:isc:bind:9.8.4
* cpe:/a:isc:bind:9.8.1
* cpe:/a:isc:bind:9.8.5:b1
* cpe:/a:isc:bind:9.8.5
+ Configuration 4
+ OR
* cpe:/a:isc:bind:9.9.3:b1
* cpe:/a:isc:bind:9.9.3

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

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