{"id":"CVE-2014-0099","aliases":[],"url":"https://o3.security/vulnerability/CVE-2014-0099","summary":"Improper Neutralization of CRLF Sequences in HTTP Headers in Apache Tomcat","details":"Integer overflow in java/org/apache/tomcat/util/buf/Ascii.java in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4, when operated behind a reverse proxy, allows remote attackers to conduct HTTP request smuggling attacks via a crafted Content-Length HTTP header.","published":"2022-05-14T01:10:18Z","modified":"2025-04-14T22:13:16.508458Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","fixedVersion":"6.0.40"},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","fixedVersion":"7.0.54"},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","fixedVersion":"8.0.6"},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-util","fixedVersion":"6.0.40"},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-util","fixedVersion":"7.0.54"},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat-util","fixedVersion":"8.0.6"}],"fix":{"url":"https://github.com/apache/tomcat/commit/184cdc0d3f03f5737e12d21fff246d7285034597","label":"apache/tomcat@184cdc0"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2014-0099"},{"type":"WEB","url":"https://github.com/apache/tomcat/commit/184cdc0d3f03f5737e12d21fff246d7285034597"},{"type":"WEB","url":"https://github.com/apache/tomcat/commit/fffd63a3bd3a5475379b7c074820a5463b7663b3"},{"type":"WEB","url":"https://github.com/apache/tomcat80/commit/990de53ab923c126f7402090a4ca53df4bb80cbd"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b@%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c@%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb@%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95@%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b@%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113@%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04851013"},{"type":"PACKAGE","url":"https://github.com/apache/tomcat"},{"type":"WEB","url":"http://advisories.mageia.org/MGASA-2014-0268.html"},{"type":"WEB","url":"http://linux.oracle.com/errata/ELSA-2014-0865.html"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.html"},{"type":"WEB","url":"http://marc.info/?l=bugtraq&m=141017844705317&w=2"},{"type":"WEB","url":"http://marc.info/?l=bugtraq&m=141390017113542&w=2"},{"type":"WEB","url":"http://marc.info/?l=bugtraq&m=144498216801440&w=2"},{"type":"WEB","url":"http://rhn.redhat.com/errata/RHSA-2015-0675.html"},{"type":"WEB","url":"http://rhn.redhat.com/errata/RHSA-2015-0720.html"},{"type":"WEB","url":"http://rhn.redhat.com/errata/RHSA-2015-0765.html"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2014/Dec/23"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2014/May/138"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2014/May/140"},{"type":"WEB","url":"http://secunia.com/advisories/59121"},{"type":"WEB","url":"http://secunia.com/advisories/59678"},{"type":"WEB","url":"http://secunia.com/advisories/59732"},{"type":"WEB","url":"http://secunia.com/advisories/59835"},{"type":"WEB","url":"http://secunia.com/advisories/59849"},{"type":"WEB","url":"http://secunia.com/advisories/59873"},{"type":"WEB","url":"http://secunia.com/advisories/60729"},{"type":"WEB","url":"http://secunia.com/advisories/60793"},{"type":"WEB","url":"http://svn.apache.org/viewvc?view=revision&revision=1578812"},{"type":"WEB","url":"http://svn.apache.org/viewvc?view=revision&revision=1578814"},{"type":"WEB","url":"http://svn.apache.org/viewvc?view=revision&revision=1580473"},{"type":"WEB","url":"http://tomcat.apache.org/security-6.html"},{"type":"WEB","url":"http://tomcat.apache.org/security-7.html"},{"type":"WEB","url":"http://tomcat.apache.org/security-8.html"},{"type":"WEB","url":"http://www-01.ibm.com/support/docview.wss?uid=swg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