{"id":"CVE-2013-4286","revision":"e4dbcc98fe4e4fdbaa453f15a8c83541","records":[{"revision":"e4dbcc98fe4e4fdbaa453f15a8c83541","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2013-4286","aliases":[],"title":"Apache Tomcat before 6.0.39, 7.x before 7.0.47, and 8.x before 8.0.0-RC3, when an HTTP connector or AJP connector is used, does not properly handle certain inconsistent HTTP request headers, which allows remote attackers to trigger incorrec…","description":"Apache Tomcat before 6.0.39, 7.x before 7.0.47, and 8.x before 8.0.0-RC3, when an HTTP connector or AJP connector is used, does not properly handle certain inconsistent HTTP request headers, which allows remote attackers to trigger incorrect identification of a request's length and conduct request-smuggling attacks via (1) multiple Content-Length headers or (2) a Content-Length header and a \"Transfer-Encoding: chunked\" header.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2005-2090.","state":0,"publishedAt":"2014-02-26T11:00:00+00:00","modifiedAt":"2026-10-09T19:11:56.452+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"n/a\",\n                    \"vendor\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"n/a\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["http://rhn.redhat.com/errata/RHSA-2014-0345.html","http://secunia.com/advisories/59733","http://www.vmware.com/security/advisories/VMSA-2014-0012.html","https://rhn.redhat.com/errata/RHSA-2014-0686.html","http://www.mandriva.com/security/advisories?name=MDVSA-2015:052","http://secunia.com/advisories/59724","http://www.debian.org/security/2016/dsa-3530","http://tomcat.apache.org/security-7.html","http://secunia.com/advisories/57675","http://www.securityfocus.com/archive/1/534161/100/0/threaded","http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html","http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html","http://rhn.redhat.com/errata/RHSA-2014-0344.html","http://marc.info/?l=bugtraq&m=141390017113542&w=2","http://www-01.ibm.com/support/docview.wss?uid=swg21678113","http://tomcat.apache.org/security-8.html","http://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html","http://www-01.ibm.com/support/docview.wss?uid=swg21677147","http://www-01.ibm.com/support/docview.wss?uid=swg21678231","http://advisories.mageia.org/MGASA-2014-0148.html","http://secunia.com/advisories/59722","http://tomcat.apache.org/security-6.html","https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04851013","http://secunia.com/advisories/59675","http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html","http://www.ubuntu.com/usn/USN-2130-1","http://secunia.com/advisories/59873","http://rhn.redhat.com/errata/RHSA-2014-0343.html","http://svn.apache.org/viewvc?view=revision&revision=1521854","http://seclists.org/fulldisclosure/2014/Dec/23","http://www-01.ibm.com/support/docview.wss?uid=swg21667883","https://bugzilla.redhat.com/show_bug.cgi?id=1069921","http://marc.info/?l=bugtraq&m=144498216801440&w=2","http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html","http://svn.apache.org/viewvc?view=revision&revision=1552565","http://www-01.ibm.com/support/docview.wss?uid=swg21675886","http://svn.apache.org/viewvc?view=revision&revision=1521829","http://www.securityfocus.com/bid/65773","http://secunia.com/advisories/59036","https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2013-4286","license":"CVE Program Terms of Use","key":"cve-program:CVE-2013-4286","identifiers":["CVE-2013-4286"]},"retained":false,"historicalAffected":[]}],"coverage":[]}