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Last updated: Sat May 25 10:05:36 EDT 2013

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Vulnerability Workload Index: 6.5

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National Cyber Awareness System

Vulnerability Summary for CVE-2006-7230

Original release date:11/15/2007
Last revised:08/21/2010
Source: US-CERT/NIST

Overview

Perl-Compatible Regular Expression (PCRE) library before 7.0 does not properly calculate the amount of memory needed for a compiled regular expression pattern when the (1) -x or (2) -i UTF-8 options change within the pattern, which allows context-dependent attackers to cause a denial of service (PCRE or glibc crash) via crafted regular expressions.

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 serviceUnknown

References to Advisories, Solutions, and Tools

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External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=384801
Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=384801
External Source: BID
Name: 26550
Hyperlink:http://www.securityfocus.com/bid/26550
External Source: REDHAT
Name: RHSA-2007:1068
Hyperlink:http://www.redhat.com/support/errata/RHSA-2007-1068.html
External Source: REDHAT
Name: RHSA-2007:1059
Hyperlink:http://www.redhat.com/support/errata/RHSA-2007-1059.html
External Source: CONFIRM
Name: http://www.pcre.org/changelog.txt
Hyperlink:http://www.pcre.org/changelog.txt
External Source: SUSE
Name: SUSE-SA:2007:062
Hyperlink:http://www.novell.com/linux/security/advisories/2007_62_pcre.html
External Source: MANDRIVA
Name: MDVSA-2008:030
Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2008:030
External Source: DEBIAN
Name: DSA-1570
Hyperlink:http://www.debian.org/security/2008/dsa-1570
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm
Hyperlink:http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm
External Source: GENTOO
Name: GLSA-200801-19
Hyperlink:http://security.gentoo.org/glsa/glsa-200801-19.xml
External Source: GENTOO
Name: GLSA-200801-18
Hyperlink:http://security.gentoo.org/glsa/glsa-200801-18.xml
External Source: GENTOO
Name: GLSA-200801-02
Hyperlink:http://security.gentoo.org/glsa/glsa-200801-02.xml
External Source: GENTOO
Name: GLSA-200711-30
Hyperlink:http://security.gentoo.org/glsa/glsa-200711-30.xml
External Source: SECUNIA
Name: 30106
Hyperlink:http://secunia.com/advisories/30106
External Source: SECUNIA
Name: 28720
Hyperlink:http://secunia.com/advisories/28720
External Source: SECUNIA
Name: 28714
Hyperlink:http://secunia.com/advisories/28714
External Source: SECUNIA
Name: 28658
Hyperlink:http://secunia.com/advisories/28658
External Source: SECUNIA
Name: 28414
Hyperlink:http://secunia.com/advisories/28414
External Source: SECUNIA
Name: 28406
Hyperlink:http://secunia.com/advisories/28406
External Source: SECUNIA
Name: 28041
Hyperlink:http://secunia.com/advisories/28041
External Source: SECUNIA
Name: 27773
Hyperlink:http://secunia.com/advisories/27773
External Source: SECUNIA
Name: 27741
Hyperlink:http://secunia.com/advisories/27741
External Source: OVAL
Name: oval:org.mitre.oval:def:10911
Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10911
External Source: SUSE
Name: SUSE-SA:2008:004
Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
External Source: MISC
Name: http://bugs.gentoo.org/show_bug.cgi?id=198976
Hyperlink:http://bugs.gentoo.org/show_bug.cgi?id=198976
External Source: GENTOO
Name: GLSA-200805-11
Hyperlink:http://security.gentoo.org/glsa/glsa-200805-11.xml
External Source: SECUNIA
Name: 30219
Hyperlink:http://secunia.com/advisories/30219
External Source: SECUNIA
Name: 30155
Hyperlink:http://secunia.com/advisories/30155

References to Check Content

Identifier:oval:org.mitre.oval:def:10911
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:10911

Vulnerable software and versions

Nav control imageConfiguration 1
spacerNav control imageOR
spacerspacerNav control image* cpe:/a:pcre:pcre:6.9 and previous versions
* Denotes Vulnerable Software
* Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
CVE Standard Vulnerability Entry:http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-7230