Vulnerability Monitor

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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.

Published

2005-09-06T23:03:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 10.0 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

10.0

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	apache	http_server	< 2.0.55	Yes
Operating System	debian	debian_linux	3.0	Yes
Operating System	debian	debian_linux	3.1	Yes
Operating System	canonical	ubuntu_linux	4.10	Yes
Operating System	canonical	ubuntu_linux	5.04	Yes

References

http://lists.trustix.org/pipermail/tsl-announce/2005-October/000354.html Broken Link ([email protected])
http://marc.info/?l=apache-modssl&m=112569517603897&w=2 Mailing List, Third Party Advisory ([email protected])
http://marc.info/?l=bugtraq&m=112604765028607&w=2 Issue Tracking, Mailing List, Third Party Advisory ([email protected])
http://marc.info/?l=bugtraq&m=112870296926652&w=2 Issue Tracking, Mailing List, Third Party Advisory ([email protected])
http://marc.info/?l=bugtraq&m=112870296926652&w=2 Issue Tracking, Mailing List, Third Party Advisory ([email protected])
http://people.apache.org/~jorton/CAN-2005-2700.diff Vendor Advisory ([email protected])
http://secunia.com/advisories/16700 Not Applicable ([email protected])
http://secunia.com/advisories/16705 Not Applicable ([email protected])
http://secunia.com/advisories/16714 Not Applicable ([email protected])
http://secunia.com/advisories/16743 Not Applicable ([email protected])
http://secunia.com/advisories/16746 Not Applicable ([email protected])
http://secunia.com/advisories/16748 Not Applicable ([email protected])
http://secunia.com/advisories/16753 Not Applicable ([email protected])
http://secunia.com/advisories/16754 Not Applicable ([email protected])
http://secunia.com/advisories/16769 Not Applicable ([email protected])
http://secunia.com/advisories/16771 Not Applicable ([email protected])
http://secunia.com/advisories/16789 Not Applicable ([email protected])
http://secunia.com/advisories/16864 Not Applicable ([email protected])
http://secunia.com/advisories/16956 Not Applicable ([email protected])
http://secunia.com/advisories/17088 Not Applicable ([email protected])
http://secunia.com/advisories/17288 Not Applicable ([email protected])
http://secunia.com/advisories/17311 Not Applicable ([email protected])
http://secunia.com/advisories/17813 Not Applicable ([email protected])
http://secunia.com/advisories/19072 Not Applicable ([email protected])
http://secunia.com/advisories/19073 Not Applicable ([email protected])
http://secunia.com/advisories/21848 Not Applicable ([email protected])
http://secunia.com/advisories/22523 Not Applicable ([email protected])
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102197-1 Broken Link ([email protected])
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1 Broken Link ([email protected])
http://support.avaya.com/elmodocs2/security/ASA-2006-081.htm Third Party Advisory ([email protected])
http://www.debian.org/security/2005/dsa-805 Third Party Advisory ([email protected])
http://www.debian.org/security/2005/dsa-807 Third Party Advisory ([email protected])
http://www.gentoo.org/security/en/glsa/glsa-200509-12.xml Third Party Advisory ([email protected])
http://www.kb.cert.org/vuls/id/744929 Third Party Advisory, US Government Resource ([email protected])
http://www.mandriva.com/security/advisories?name=MDKSA-2005:161 Broken Link ([email protected])
http://www.novell.com/linux/security/advisories/2005_51_apache2.html Broken Link ([email protected])
http://www.novell.com/linux/security/advisories/2005_52_apache2.html Broken Link ([email protected])
http://www.osvdb.org/19188 Broken Link ([email protected])
http://www.redhat.com/support/errata/RHSA-2005-608.html Third Party Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2005-773.html Third Party Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2005-816.html Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/14721 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/usn-177-1 Third Party Advisory ([email protected])
http://www.vupen.com/english/advisories/2005/1625 Permissions Required ([email protected])
http://www.vupen.com/english/advisories/2005/2659 Permissions Required ([email protected])
http://www.vupen.com/english/advisories/2006/0789 Permissions Required ([email protected])
http://www.vupen.com/english/advisories/2006/4207 Permissions Required ([email protected])
http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=3117 Broken Link ([email protected])
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=167195 Issue Tracking, Third Party Advisory ([email protected])
https://lists.apache.org/thread.html/117bc3f09847ebf020b1bb70301ebcc105ddc446856150b63f37f8eb%40%3Cdev.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/5b1e7d66c5adf286f14f6cc0f857b6fca107444f68aed9e70eedab47%40%3Cdev.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/r5001ecf3d6b2bdd0b732e527654248abb264f08390045d30709a92f6%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/r652fc951306cdeca5a276e2021a34878a76695a9f3cfb6490b4a6840%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/rafd145ba6cd0a4ced113a5823cdaff45aeb36eb09855b216401c66d6%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/reb542d2038e9c331506e0cbff881b47e40fbe2bd93ff00979e60cdf7%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E ([email protected])
https://lists.opensuse.org/opensuse-security-announce/2006-09/msg00016.html Mailing List, Third Party Advisory ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10416 Third Party Advisory ([email protected])
http://lists.trustix.org/pipermail/tsl-announce/2005-October/000354.html Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://marc.info/?l=apache-modssl&m=112569517603897&w=2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://marc.info/?l=bugtraq&m=112604765028607&w=2 Issue Tracking, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://marc.info/?l=bugtraq&m=112870296926652&w=2 Issue Tracking, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://marc.info/?l=bugtraq&m=112870296926652&w=2 Issue Tracking, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://people.apache.org/~jorton/CAN-2005-2700.diff Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16700 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16705 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16714 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16743 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16746 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16748 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16753 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16754 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16769 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16771 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16789 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16864 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/16956 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/17088 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/17288 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/17311 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/17813 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/19072 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/19073 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/21848 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/22523 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102197-1 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://support.avaya.com/elmodocs2/security/ASA-2006-081.htm Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2005/dsa-805 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2005/dsa-807 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.gentoo.org/security/en/glsa/glsa-200509-12.xml Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/744929 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDKSA-2005:161 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.novell.com/linux/security/advisories/2005_51_apache2.html Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.novell.com/linux/security/advisories/2005_52_apache2.html Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.osvdb.org/19188 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2005-608.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2005-773.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2005-816.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/14721 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/usn-177-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2005/1625 Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2005/2659 Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2006/0789 Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2006/4207 Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=3117 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=167195 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/117bc3f09847ebf020b1bb70301ebcc105ddc446856150b63f37f8eb%40%3Cdev.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/5b1e7d66c5adf286f14f6cc0f857b6fca107444f68aed9e70eedab47%40%3Cdev.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r5001ecf3d6b2bdd0b732e527654248abb264f08390045d30709a92f6%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r652fc951306cdeca5a276e2021a34878a76695a9f3cfb6490b4a6840%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/rafd145ba6cd0a4ced113a5823cdaff45aeb36eb09855b216401c66d6%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/reb542d2038e9c331506e0cbff881b47e40fbe2bd93ff00979e60cdf7%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.opensuse.org/opensuse-security-announce/2006-09/msg00016.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10416 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)