{"id":"CVE-2013-4322","published":"2014-02-26T11:00:00Z","modified":"2026-10-09T19:12:25Z","title":"Apache Tomcat before 6.0.39, 7.x before 7.0.50, and 8.x before 8.0.0-RC10 processes chunked transfer coding without…","vendor":null,"product":null,"tier":"tail","description":{"text":"Apache Tomcat before 6.0.39, 7.x before 7.0.50, and 8.x before 8.0.0-RC10 processes chunked transfer coding without properly handling (1) a large total amount of chunked data or (2) whitespace characters in an HTTP header value within a trailer field, which allows remote attackers to cause a denial of service by streaming data.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3544.","provenance":"source","from":"CVE.org"},"cvss":null,"epss":{"score":0.09095,"percentile":0.95295,"provenance":"source"},"cwes":[],"references":[{"url":"http://www.vmware.com/security/advisories/VMSA-2014-0008.html","tags":["x_refsource_CONFIRM"]},{"url":"http://svn.apache.org/viewvc?view=revision&revision=1549522","tags":["x_refsource_CONFIRM"]},{"url":"http://www.vmware.com/security/advisories/VMSA-2014-0012.html","tags":["x_refsource_CONFIRM"]},{"url":"https://rhn.redhat.com/errata/RHSA-2014-0686.html","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:052","tags":["vendor-advisory","x_refsource_MANDRIVA"]},{"url":"http://svn.apache.org/viewvc?view=revision&revision=1549523","tags":["x_refsource_CONFIRM"]},{"url":"http://secunia.com/advisories/59724","tags":["third-party-advisory","x_refsource_SECUNIA"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1069905","tags":["x_refsource_CONFIRM"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:084","tags":["vendor-advisory","x_refsource_MANDRIVA"]},{"url":"http://www.debian.org/security/2016/dsa-3530","tags":["vendor-advisory","x_refsource_DEBIAN"]},{"url":"http://tomcat.apache.org/security-7.html","tags":["x_refsource_CONFIRM"]},{"url":"http://www.securityfocus.com/archive/1/534161/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ"]},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html","tags":["x_refsource_CONFIRM"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21678113","tags":["x_refsource_CONFIRM"]},{"url":"http://tomcat.apache.org/security-8.html","tags":["x_refsource_CONFIRM"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21677147","tags":["x_refsource_CONFIRM"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21678231","tags":["x_refsource_CONFIRM"]},{"url":"http://advisories.mageia.org/MGASA-2014-0148.html","tags":["x_refsource_CONFIRM"]},{"url":"http://secunia.com/advisories/59722","tags":["third-party-advisory","x_refsource_SECUNIA"]},{"url":"http://tomcat.apache.org/security-6.html","tags":["x_refsource_CONFIRM"]},{"url":"https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04851013","tags":["x_refsource_CONFIRM"]},{"url":"http://secunia.com/advisories/59675","tags":["third-party-advisory","x_refsource_SECUNIA"]},{"url":"http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html","tags":["x_refsource_CONFIRM"]},{"url":"http://www.ubuntu.com/usn/USN-2130-1","tags":["vendor-advisory","x_refsource_UBUNTU"]},{"url":"http://secunia.com/advisories/59873","tags":["third-party-advisory","x_refsource_SECUNIA"]},{"url":"http://seclists.org/fulldisclosure/2014/Dec/23","tags":["mailing-list","x_refsource_FULLDISC"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21667883","tags":["x_refsource_CONFIRM"]},{"url":"http://svn.apache.org/viewvc?view=revision&revision=1556540","tags":["x_refsource_CONFIRM"]},{"url":"http://marc.info/?l=bugtraq&m=144498216801440&w=2","tags":["vendor-advisory","x_refsource_HP"]},{"url":"http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html","tags":["x_refsource_CONFIRM"]},{"url":"http://www.securityfocus.com/bid/65767","tags":["vdb-entry","x_refsource_BID"]},{"url":"http://svn.apache.org/viewvc?view=revision&revision=1521834","tags":["x_refsource_CONFIRM"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21675886","tags":["x_refsource_CONFIRM"]},{"url":"http://svn.apache.org/viewvc?view=revision&revision=1521864","tags":["x_refsource_CONFIRM"]},{"url":"http://secunia.com/advisories/59036","tags":["third-party-advisory","x_refsource_SECUNIA"]},{"url":"https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST"]}],"priority":{"score":24.1,"factors":[{"name":"EPSS percentile","points":19.06},{"name":"Public exploit code","points":5.0}]},"exploitSources":{"pocGithub":{"count":1,"skipped":0,"earliest":"2026-01-18","earliestUrl":"https://github.com/LiviuPtr/CVE-2013-4322_PoC","repos":[{"name":"LiviuPtr/CVE-2013-4322_PoC","url":"https://github.com/LiviuPtr/CVE-2013-4322_PoC","stars":0,"created":"2026-01-18"}]},"first":{"date":"2026-01-18","source":"PoC-in-GitHub","url":"https://github.com/LiviuPtr/CVE-2013-4322_PoC"},"provenance":"source"},"affected":[{"ecosystem":"Maven","package":"org.apache.tomcat:tomcat","vulnerableRanges":["<6.0.39",">=7.0.0, <7.0.50",">=8.0.0-RC1, <8.0.0-RC10"],"patched":["6.0.39","7.0.50","8.0.0-RC10"],"from":["GHSA-wq2p-q66w-q8gp"],"provenance":"source"}],"euvd":{"id":"EUVD-2022-5618","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-apache-tomcat-cve-2011-0534","parents":[{"from":"CVE-2012-3544","to":"CVE-2013-4322","relation":"incomplete-fix","confidence":"high","kind":"lineage","evidence":[{"kind":"text","provenance":"source","relation":"incomplete-fix","quote":"NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3544.","from":"CVE.org","in":"CVE-2013-4322"},{"kind":"similar","provenance":"machine","score":0.5,"basis":"same package + description similarity"}]}],"children":[{"from":"CVE-2013-4322","to":"CVE-2014-0227","relation":"related","confidence":"medium","kind":"lineage","evidence":[{"kind":"same-code","provenance":"machine","files":["java/org/apache/coyote/http11/filters/ChunkedInputFilter.java"],"commits":["https://github.com/apache/tomcat/commit/70dc3b279f7c99136c2c51bce8812508b4893c8b","https://github.com/apache/tomcat/commit/72613a0e2f88af789c2acc7093c82ff02b95b6d1","https://github.com/apache/tomcat/commit/593a2447e6ebe465585cfa07e93b5635dffa1c70"],"basis":"shared function","functions":["ChunkedInputFilter"]}]}],"packageHistory":[{"cve":"CVE-2014-0033","published":"2014-02-26","fixed":"6.0.38","kev":false,"link":{"from":"CVE-2014-0033","to":"CVE-2013-4322","relation":"successor","confidence":"low","kind":"sequence","orderedBy":"description","evidence":[{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat","fromFixed":"6.0.38","toFixed":"6.0.39","daysApart":0}]}},{"cve":"CVE-2013-2185","published":"2014-01-19","fixed":"7.0.39","kev":false},{"cve":"CVE-2013-2071","published":"2013-06-01","fixed":"7.0.40","kev":false},{"cve":"CVE-2013-4444","published":"2014-09-12","fixed":"7.0.40","kev":false},{"cve":"CVE-2013-4322","published":"2014-02-26","fixed":"8.0.0-RC10","kev":false},{"cve":"CVE-2013-4590","published":"2014-02-26","fixed":"8.0.0-RC10","kev":false},{"cve":"CVE-2013-4286","published":"2014-02-26","fixed":"8.0.0-RC3","kev":false,"link":{"from":"CVE-2013-4322","to":"CVE-2013-4286","relation":"successor","confidence":"low","kind":"sequence","orderedBy":"description","evidence":[{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat","fromFixed":"8.0.0-RC10","toFixed":"8.0.0-RC3","daysApart":0},{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat","fromFixed":"7.0.47","toFixed":"7.0.50","daysApart":0}]}},{"cve":"CVE-2014-0050","published":"2014-03-28","fixed":"8.0.3","kev":false,"link":{"from":"CVE-2013-4322","to":"CVE-2014-0050","relation":"successor","confidence":"low","kind":"sequence","evidence":[{"kind":"version-step","provenance":"source","package":"Maven:org.apache.tomcat:tomcat","fromFixed":"7.0.50","toFixed":"7.0.52","daysApart":30}]}}],"package":"Maven:org.apache.tomcat:tomcat"}}