National Vulnerability Database

National Vulnerability Database

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Database

    Vulnerabilities Detail

CVE-2005-2491 Detail

Description

Integer overflow in pcre_compile.c in Perl Compatible Regular Expressions (PCRE) before 6.2, as used in multiple products such as Python, Ethereal, and PHP, allows attackers to execute arbitrary code via quantifier values in regular expressions, which leads to a heap-based buffer overflow.

Source:  MITRE
Description Last Modified:  08/23/2005

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Provides user account access
Allows unauthorized disclosure of information
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Apache (07/02/2008)

Fixed in Apache 2.0.55: http://httpd.apache.org/security/vulnerabilities_20.html

References to Advisories, Solutions, and Tools

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Hyperlink Resource
ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2006.10/SCOSA-2006.10.txt
ftp://patches.sgi.com/support/free/security/advisories/20060401-01-U
http://docs.info.apple.com/article.html?artnum=302847
http://itrc.hp.com/service/cki/docDisplay.do?docId=c00786522
http://lists.trustix.org/pipermail/tsl-announce/2005-October/000354.html
http://marc.info/?l=bugtraq&m=112605112027335&w=2
http://marc.info/?l=bugtraq&m=112606064317223&w=2
http://marc.info/?l=bugtraq&m=130497311408250&w=2
http://securityreason.com/securityalert/604
http://securitytracker.com/id?1014744 Patch
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1
http://support.avaya.com/elmodocs2/security/ASA-2005-216.pdf
http://support.avaya.com/elmodocs2/security/ASA-2005-223.pdf
http://support.avaya.com/elmodocs2/security/ASA-2006-081.htm
http://support.avaya.com/elmodocs2/security/ASA-2006-159.htm
http://www.debian.org/security/2005/dsa-800
http://www.debian.org/security/2005/dsa-817
http://www.debian.org/security/2005/dsa-819
http://www.debian.org/security/2005/dsa-821
http://www.ethereal.com/appnotes/enpa-sa-00021.html
http://www.gentoo.org/security/en/glsa/glsa-200508-17.xml
http://www.gentoo.org/security/en/glsa/glsa-200509-02.xml
http://www.gentoo.org/security/en/glsa/glsa-200509-08.xml
http://www.gentoo.org/security/en/glsa/glsa-200509-12.xml
http://www.gentoo.org/security/en/glsa/glsa-200509-19.xml
http://www.novell.com/linux/security/advisories/2005_48_pcre.html
http://www.novell.com/linux/security/advisories/2005_49_php.html
http://www.novell.com/linux/security/advisories/2005_52_apache2.html
http://www.php.net/release_4_4_1.php
http://www.redhat.com/support/errata/RHSA-2005-358.html
http://www.redhat.com/support/errata/RHSA-2005-761.html
http://www.redhat.com/support/errata/RHSA-2006-0197.html
http://www.securityfocus.com/archive/1/427046/100/0/threaded
http://www.securityfocus.com/archive/1/428138/100/0/threaded
http://www.securityfocus.com/bid/14620
http://www.securityfocus.com/bid/15647
http://www.vupen.com/english/advisories/2005/1511
http://www.vupen.com/english/advisories/2005/2659
http://www.vupen.com/english/advisories/2006/0789
http://www.vupen.com/english/advisories/2006/4320
http://www.vupen.com/english/advisories/2006/4502
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11516
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1496
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1659
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A735

References to Check Content

Identifier:
oval:org.mitre.oval:def:11516
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:11516
Identifier:
oval:org.mitre.oval:def:1496
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:1496
Identifier:
oval:org.mitre.oval:def:1659
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:1659
Identifier:
oval:org.mitre.oval:def:735
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:735

Technical Details

Vulnerability Type (View All)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2005-2491
NVD Published Date:
08/23/2005
NVD Last Modified:
10/19/2018