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    CVE-2005-3357

    mod_ssl in Apache 2.0 up to 2.0.55, when configured with an SSL vhost with access control and a custom error 400 error page, allows remote attackers to cause a denial of service (application crash) via a non-SSL request to an SSL port, which triggers a NULL pointer dereference.

    Published:Dec 5, 2005
    Last Modified:Apr 16, 2026
    EPS:Jan 6, 2006
    EPSS Score:0.43464
    CVSS Score:5.4

    Affected Products

    Vendor
    Apache
    Product
    Http Server
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-48913 (CVSS 7.3) — Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted. …
    CVE-2026-42536 (CVSS 7.5) — Heap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted…
    CVE-2026-44185 (CVSS 7.3) — Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP…
    CVE-2026-34355 (CVSS 7.5) — A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted …
    CVE-2026-44631 (CVSS 9.8) — Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. Th…
    CVE-2026-44119 (CVSS 5.5) — Improper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess au…
    CVE-2026-43951 (CVSS 6.5) — Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response lan…
    CVE-2026-42535 (CVSS 9.1) — A path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly ma…
    CVE-2026-34356 (CVSS 7.5) — Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassRev…
    CVE-2026-44186 (CVSS 7.3) — Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in the mod_proxy_ftp module in Apache HTT…

    References

    ftp://patches.sgi.com/support/free/security/advisories/20060101-01-U
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01428449
    http://issues.apache.org/bugzilla/show_bug.cgi?id=37791
    http://lists.apple.com/archives/security-announce/2008//May/msg00001.html
    http://lists.suse.de/archive/suse-security-announce/2006-Feb/0008.html
    http://marc.info/?l=bugtraq&m=130497311408250&w=2
    http://rhn.redhat.com/errata/RHSA-2006-0159.html
    http://secunia.com/advisories/18307
    http://secunia.com/advisories/18333
    http://secunia.com/advisories/18339
    http://secunia.com/advisories/18340
    http://secunia.com/advisories/18429
    http://secunia.com/advisories/18517
    http://secunia.com/advisories/18585
    http://secunia.com/advisories/18743
    http://secunia.com/advisories/19012
    http://secunia.com/advisories/21848
    http://secunia.com/advisories/22233
    http://secunia.com/advisories/22368
    http://secunia.com/advisories/22523
    http://secunia.com/advisories/22669
    http://secunia.com/advisories/22992
    http://secunia.com/advisories/23260
    http://secunia.com/advisories/29849
    http://secunia.com/advisories/30430
    http://securitytracker.com/id?1015447
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-102640-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-102662-1
    http://support.avaya.com/elmodocs2/security/ASA-2006-250.htm
    http://svn.apache.org/viewcvs?rev=358026&view=rev
    http://www.gentoo.org/security/en/glsa/glsa-200602-03.xml
    http://www.redhat.com/archives/fedora-announce-list/2006-January/msg00060.html
    http://www.securityfocus.com/archive/1/425399/100/0/threaded
    http://www.securityfocus.com/archive/1/445206/100/0/threaded
    http://www.securityfocus.com/archive/1/450315/100/0/threaded
    http://www.securityfocus.com/bid/16152
    http://www.trustix.org/errata/2005/0074/
    http://www.ubuntulinux.org/usn/usn-241-1
    http://www.us-cert.gov/cas/techalerts/TA08-150A.html
    http://www.vupen.com/english/advisories/2006/0056
    http://www.vupen.com/english/advisories/2006/3920
    http://www.vupen.com/english/advisories/2006/3995
    http://www.vupen.com/english/advisories/2006/4207
    http://www.vupen.com/english/advisories/2006/4300
    http://www.vupen.com/english/advisories/2006/4868
    http://www.vupen.com/english/advisories/2008/1246/references
    http://www.vupen.com/english/advisories/2008/1697
    http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=3117
    https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%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/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/r476d175be0aaf4a17680ef98c5153b4d336eaef76fb2224cc94c463a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%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/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%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/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%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/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%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/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E
    https://lists.opensuse.org/opensuse-security-announce/2006-09/msg00016.html
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11467
    ftp://patches.sgi.com/support/free/security/advisories/20060101-01-U
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01428449
    http://issues.apache.org/bugzilla/show_bug.cgi?id=37791
    http://lists.apple.com/archives/security-announce/2008//May/msg00001.html
    http://lists.suse.de/archive/suse-security-announce/2006-Feb/0008.html
    http://marc.info/?l=bugtraq&m=130497311408250&w=2
    http://rhn.redhat.com/errata/RHSA-2006-0159.html
    http://secunia.com/advisories/18307
    http://secunia.com/advisories/18333
    http://secunia.com/advisories/18339
    http://secunia.com/advisories/18340
    http://secunia.com/advisories/18429
    http://secunia.com/advisories/18517
    http://secunia.com/advisories/18585
    http://secunia.com/advisories/18743
    http://secunia.com/advisories/19012
    http://secunia.com/advisories/21848
    http://secunia.com/advisories/22233
    http://secunia.com/advisories/22368
    http://secunia.com/advisories/22523
    http://secunia.com/advisories/22669
    http://secunia.com/advisories/22992
    http://secunia.com/advisories/23260
    http://secunia.com/advisories/29849
    http://secunia.com/advisories/30430
    http://securitytracker.com/id?1015447
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-102640-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-102662-1
    http://support.avaya.com/elmodocs2/security/ASA-2006-250.htm
    http://svn.apache.org/viewcvs?rev=358026&view=rev
    http://www.gentoo.org/security/en/glsa/glsa-200602-03.xml
    http://www.redhat.com/archives/fedora-announce-list/2006-January/msg00060.html
    http://www.securityfocus.com/archive/1/425399/100/0/threaded
    http://www.securityfocus.com/archive/1/445206/100/0/threaded
    http://www.securityfocus.com/archive/1/450315/100/0/threaded
    http://www.securityfocus.com/bid/16152
    http://www.trustix.org/errata/2005/0074/
    http://www.ubuntulinux.org/usn/usn-241-1
    http://www.us-cert.gov/cas/techalerts/TA08-150A.html
    http://www.vupen.com/english/advisories/2006/0056
    http://www.vupen.com/english/advisories/2006/3920
    http://www.vupen.com/english/advisories/2006/3995
    http://www.vupen.com/english/advisories/2006/4207
    http://www.vupen.com/english/advisories/2006/4300
    http://www.vupen.com/english/advisories/2006/4868
    http://www.vupen.com/english/advisories/2008/1246/references
    http://www.vupen.com/english/advisories/2008/1697
    http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=3117
    https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%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/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/r476d175be0aaf4a17680ef98c5153b4d336eaef76fb2224cc94c463a%40%3Ccvs.httpd.apache.org%3E
    https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%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/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%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/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%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/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%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/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E
    https://lists.opensuse.org/opensuse-security-announce/2006-09/msg00016.html
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11467

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High