← Vulnerability feed

Vulnerability record · CVE-2005-2700 · published 6 September 2005

CVE-2005-2700: Apache http server vulnerability

Apache · Http Server

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.

10.0 CVSS 2.0 High EPSS 31% · top 1.8%
10.0CVSS 2.0 base score
31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
128References
16 Jun 2026Last modified by NVD

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.

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

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.trustix.org/pipermail/tsl-announce/2005-October/000354.html Broken Link
http://marc.info/?l=apache-modssl&m=112569517603897&w=2 Mailing ListThird Party Advisory
http://marc.info/?l=bugtraq&m=112604765028607&w=2 Issue TrackingMailing ListThird Party Advisory
http://marc.info/?l=bugtraq&m=112870296926652&w=2 Issue TrackingMailing ListThird Party Advisory
http://people.apache.org/~jorton/CAN-2005-2700.diff Vendor Advisory
http://secunia.com/advisories/16700 Not Applicable
http://secunia.com/advisories/16705 Not Applicable
http://secunia.com/advisories/16714 Not Applicable
http://secunia.com/advisories/16743 Not Applicable
http://secunia.com/advisories/16746 Not Applicable
http://secunia.com/advisories/16748 Not Applicable
http://secunia.com/advisories/16753 Not Applicable
http://secunia.com/advisories/16754 Not Applicable
http://secunia.com/advisories/16769 Not Applicable
http://secunia.com/advisories/16771 Not Applicable
http://secunia.com/advisories/16789 Not Applicable
http://secunia.com/advisories/16864 Not Applicable
http://secunia.com/advisories/16956 Not Applicable
http://secunia.com/advisories/17088 Not Applicable
http://secunia.com/advisories/17288 Not Applicable
http://secunia.com/advisories/17311 Not Applicable
http://secunia.com/advisories/17813 Not Applicable
http://secunia.com/advisories/19072 Not Applicable
http://secunia.com/advisories/19073 Not Applicable
http://secunia.com/advisories/21848 Not Applicable
http://secunia.com/advisories/22523 Not Applicable
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102197-1 Broken Link
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1 Broken Link
http://support.avaya.com/elmodocs2/security/ASA-2006-081.htm Third Party Advisory
http://www.debian.org/security/2005/dsa-805 Third Party Advisory
http://www.debian.org/security/2005/dsa-807 Third Party Advisory
http://www.gentoo.org/security/en/glsa/glsa-200509-12.xml Third Party Advisory
http://www.kb.cert.org/vuls/id/744929 Third Party AdvisoryUS Government Resource
http://www.mandriva.com/security/advisories?name=MDKSA-2005:161 Broken Link
http://www.novell.com/linux/security/advisories/2005_51_apache2.html Broken Link
http://www.novell.com/linux/security/advisories/2005_52_apache2.html Broken Link
http://www.osvdb.org/19188 Broken Link
http://www.redhat.com/support/errata/RHSA-2005-608.html Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2005-773.html Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2005-816.html Third Party Advisory

Track CVE-2005-2700 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2025-32433Erlang/OTP SSH server missing authentication allows remote code executionErlang/OTP SSH servers before OTP-27.3.3, OTP-26.2.5.11 and OTP-25.3.2.20 mishandle SSH protocol messages, letting an unauthenticated attacker execut…KEVEPSS 99%analysed10.0CVE-2025-24201Apple WebKit out-of-bounds write allows sandbox escapeCVE-2025-24201 is an out-of-bounds write in Apple's WebKit that was addressed with improved checks. Maliciously crafted web content may break out of …KEVEPSS 3.8%analysed10.0CVE-2021-44228Apache Log4j2 JNDI lookup remote code executionApache Log4j2 versions 2.0-beta9 through 2.15.0 (excluding 2.12.2, 2.12.3, and 2.3.1) do not protect against attacker-controlled LDAP and other JNDI …KEVEPSS 100%analysed9.8CVE-2026-24061GNU Inetutils telnetd argument injection allows remote auth bypasstelnetd in GNU Inetutils through 2.7 fails to sanitize the USER environment variable, so a value such as "-f root" is passed as an argument to login …KEVEPSS 99%analysed9.8CVE-2025-39682Linux kernel TLS zero-length record handling flaw on rx_listThe Linux kernel TLS receive path mishandles zero-length records that arrive from the rx_list, breaking the assumption that a record type change cann…KEVEPSS 2.9%analysed9.8CVE-2025-24813Apache Tomcat Default Servlet path equivalence enables RCE and file disclosureApache Tomcat mishandles path equivalence for names containing an internal dot, letting a remote unauthenticated attacker write files through the Def…KEVEPSS 100%analysed9.8CVE-2024-9680Mozilla Firefox and Thunderbird use-after-free in Animation timelinesA use-after-free flaw in Animation timelines allows an attacker to execute code in the content process of Firefox and Thunderbird. Mozilla reports ex…KEVEPSS 23%analysed9.8CVE-2023-46604Apache ActiveMQ OpenWire deserialization remote code executionThe Java OpenWire protocol marshaller in Apache ActiveMQ deserializes untrusted data, letting an attacker manipulate serialized class types so the br…KEVEPSS 100%analysed

Source: NIST National Vulnerability Database (record CVE-2005-2700), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.