Vulnerability CVE-2005-2700

Vulnerability CVE-2005-2700

Published: 2005-09-06 Modified: 2012-02-12

Description:

ssl_engine_kernel.c in mod_ssl before 2.8.24, when using "SSLVerifyClient optional" in the global virtual host configuration, does not properly enforce "SSLVerifyClient require" in a per-location context, which allows remote attackers to bypass intended access restrictions.

CVSS2 => (AV:N/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score	Impact Subscore	Exploitability Subscore
10/10	10/10	10/10

Exploit range	Attack complexity	Authentication
Remote	Low	No required
Confidentiality impact	Integrity impact	Availability impact
Complete	Complete	Complete

Affected software
Redhat -> Enterprise linux
Redhat -> Enterprise linux desktop
Mod ssl -> Mod ssl
Apache -> Http server

References:

http://lists.trustix.org/pipermail/tsl-announce/2005-October/000354.html

http://marc.info/?l=apache-modssl&m=112569517603897&w=2

http://marc.info/?l=bugtraq&m=112604765028607&w=2

http://marc.info/?l=bugtraq&m=112870296926652&w=2

http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10416

http://people.apache.org/~jorton/CAN-2005-2700.diff

http://sunsolve.sun.com/search/document.do?assetkey=1-26-102197-1

http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1

http://support.avaya.com/elmodocs2/security/ASA-2006-081.htm

http://www.debian.org/security/2005/dsa-805

http://www.debian.org/security/2005/dsa-807

http://www.gentoo.org/security/en/glsa/glsa-200509-12.xml

http://www.kb.cert.org/vuls/id/744929

http://www.mandriva.com/security/advisories?name=MDKSA-2005:161

http://www.novell.com/linux/security/advisories/2005_51_apache2.html

http://www.novell.com/linux/security/advisories/2005_52_apache2.html

http://www.redhat.com/support/errata/RHSA-2005-608.html

http://www.redhat.com/support/errata/RHSA-2005-773.html

http://www.redhat.com/support/errata/RHSA-2005-816.html

http://www.securityfocus.com/bid/14721

http://www.ubuntu.com/usn/usn-177-1

http://www.vupen.com/english/advisories/2005/1625

http://www.vupen.com/english/advisories/2005/2659

http://www.vupen.com/english/advisories/2006/0789

http://www.vupen.com/english/advisories/2006/4207

http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=3117

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=167195

https://lists.opensuse.org/opensuse-security-announce/2006-09/msg00016.html

Vulnerability CVE-2005-2700

ssl_engine_kernel.c in mod_ssl before 2.8.24, when using "SSLVerifyClient optional" in the global virtual host configuration, does not properly enforce "SSLVerifyClient require" in a per-location context, which allows remote attackers to bypass intended access restrictions.

CVSS2 => (AV:N/AC:L/Au:N/C:C/I:C/A:C)

10/10

10/10

10/10

Remote

Low

No required

Complete

Complete

Complete

Affected software

References: