CVE-2005-2700

critical

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.

References

Advisories
More

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10416

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/reb542d2038e9c331506e0cbff881b47e40fbe2bd93ff00979e60cdf7%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/rafd145ba6cd0a4ced113a5823cdaff45aeb36eb09855b216401c66d6%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/r652fc951306cdeca5a276e2021a34878a76695a9f3cfb6490b4a6840%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/r5001ecf3d6b2bdd0b732e527654248abb264f08390045d30709a92f6%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/5b1e7d66c5adf286f14f6cc0f857b6fca107444f68aed9e70eedab47%40%3Cdev.httpd.apache.org%3E

https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E

https://lists.apache.org/thread.html/117bc3f09847ebf020b1bb70301ebcc105ddc446856150b63f37f8eb%40%3Cdev.httpd.apache.org%3E

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

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

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

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

http://secunia.com/advisories/22523

http://secunia.com/advisories/21848

http://secunia.com/advisories/19073

http://secunia.com/advisories/19072

http://secunia.com/advisories/17813

http://secunia.com/advisories/17311

http://secunia.com/advisories/17288

http://secunia.com/advisories/17088

http://secunia.com/advisories/16956

http://secunia.com/advisories/16864

http://secunia.com/advisories/16789

http://secunia.com/advisories/16771

http://secunia.com/advisories/16769

http://secunia.com/advisories/16754

http://secunia.com/advisories/16753

http://secunia.com/advisories/16748

http://secunia.com/advisories/16746

http://secunia.com/advisories/16743

http://secunia.com/advisories/16714

http://secunia.com/advisories/16705

http://secunia.com/advisories/16700

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

Details

Source: Mitre, NVD

Published: 2005-09-06

Updated: 2025-04-03

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical

EPSS

EPSS: 0.04895