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.
Metrics
CVSS 2.0 10.0/10
AV:N/AC:L/Au:N/C:C/I:C/A:CAffected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.trustix.org/pipermail/tsl-announce/2005-October/000354.htmlBroken Link
- http://marc.info/?l=apache-modssl&m=112569517603897&w=2Mailing List, Third Party Advisory
- http://marc.info/?l=bugtraq&m=112604765028607&w=2Issue Tracking, Mailing List, Third Party Advisory
- http://marc.info/?l=bugtraq&m=112870296926652&w=2Issue Tracking, Mailing List, Third Party Advisory
- http://people.apache.org/~jorton/CAN-2005-2700.diffVendor Advisory
- http://secunia.com/advisories/16700Not Applicable
- http://secunia.com/advisories/16705Not Applicable
- http://secunia.com/advisories/16714Not Applicable
- http://secunia.com/advisories/16743Not Applicable
- http://secunia.com/advisories/16746Not Applicable
- http://secunia.com/advisories/16748Not Applicable
- http://secunia.com/advisories/16753Not Applicable
- http://secunia.com/advisories/16754Not Applicable
- http://secunia.com/advisories/16769Not Applicable
- http://secunia.com/advisories/16771Not Applicable
- http://secunia.com/advisories/16789Not Applicable
- http://secunia.com/advisories/16864Not Applicable
- http://secunia.com/advisories/16956Not Applicable
- http://secunia.com/advisories/17088Not Applicable
- http://secunia.com/advisories/17288Not Applicable
- http://secunia.com/advisories/17311Not Applicable
- http://secunia.com/advisories/17813Not Applicable
- http://secunia.com/advisories/19072Not Applicable
- http://secunia.com/advisories/19073Not Applicable
- http://secunia.com/advisories/21848Not Applicable
- http://secunia.com/advisories/22523Not Applicable
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-102197-1Broken Link
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1Broken Link
- http://support.avaya.com/elmodocs2/security/ASA-2006-081.htmThird Party Advisory
- http://www.debian.org/security/2005/dsa-805Third Party Advisory
- http://www.debian.org/security/2005/dsa-807Third Party Advisory
- http://www.gentoo.org/security/en/glsa/glsa-200509-12.xmlThird Party Advisory
- http://www.kb.cert.org/vuls/id/744929Third Party Advisory, US Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:161Broken Link
- http://www.novell.com/linux/security/advisories/2005_51_apache2.htmlBroken Link
- http://www.novell.com/linux/security/advisories/2005_52_apache2.htmlBroken Link
- http://www.osvdb.org/19188Broken Link
- http://www.redhat.com/support/errata/RHSA-2005-608.htmlThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2005-773.htmlThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2005-816.htmlThird Party Advisory
- http://www.securityfocus.com/bid/14721Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/usn-177-1Third Party Advisory
- http://www.vupen.com/english/advisories/2005/1625Permissions Required
- http://www.vupen.com/english/advisories/2005/2659Permissions Required
- http://www.vupen.com/english/advisories/2006/0789Permissions Required
- http://www.vupen.com/english/advisories/2006/4207Permissions Required
- http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=3117Broken Link
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=167195Issue Tracking, Third Party Advisory
- https://lists.apache.org/thread.html/117bc3f09847ebf020b1bb70301ebcc105ddc446856150b63f37f8eb%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/5b1e7d66c5adf286f14f6cc0f857b6fca107444f68aed9e70eedab47%40%3Cdev.httpd.apache.org%3E
- https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%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/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%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/r652fc951306cdeca5a276e2021a34878a76695a9f3cfb6490b4a6840%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/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%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/rafd145ba6cd0a4ced113a5823cdaff45aeb36eb09855b216401c66d6%40%3Ccvs.httpd.apache.org%3E
Timeline
- Published
- Sep 6, 2005
- Last modified
- Jun 16, 2026
- NVD status
- Modified