{"id":"CVE-2014-0227","title":"java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat 6.x before 6.0.42, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle attempts to continue reading data after an error has occurred, which allow…","summary":"java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat 6.x before 6.0.42, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle attempts to continue reading data after an error has occurred, which allow…","severity":"medium","cvss":6.4,"cvssVector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","cwe":["CWE-19"],"vendor":"apache","product":"tomcat","affected":["tomcat = 6.0.0","tomcat = 6.0.1","tomcat = 6.0.2","tomcat = 6.0.3","tomcat = 6.0.4","tomcat = 6.0.5","tomcat = 6.0.6","tomcat = 6.0.7","tomcat = 6.0.8","tomcat = 6.0.9","tomcat = 6.0.10","tomcat = 6.0.11","tomcat = 6.0.12","tomcat = 6.0.13","tomcat = 6.0.14","tomcat = 6.0.15","tomcat = 6.0.16","tomcat = 6.0.17","tomcat = 6.0.18","tomcat = 6.0.19","tomcat = 6.0.20","tomcat = 6.0.24","tomcat = 6.0.26","tomcat = 6.0.27","tomcat = 6.0.28","tomcat = 6.0.29","tomcat = 6.0.30","tomcat = 6.0.31","tomcat = 6.0.32","tomcat = 6.0.33","tomcat = 6.0.35","tomcat = 6.0.36","tomcat = 6.0.37","tomcat = 6.0.39","tomcat = 6.0.41","tomcat = 7.0.0","tomcat = 7.0.1","tomcat = 7.0.2","tomcat = 7.0.3","tomcat = 7.0.4","tomcat = 7.0.5","tomcat = 7.0.6","tomcat = 7.0.7","tomcat = 7.0.8","tomcat = 7.0.9","tomcat = 7.0.10","tomcat = 7.0.11","tomcat = 7.0.12","tomcat = 7.0.13","tomcat = 7.0.14","tomcat = 7.0.15","tomcat = 7.0.16","tomcat = 7.0.17","tomcat = 7.0.18","tomcat = 7.0.19","tomcat = 7.0.20","tomcat = 7.0.21","tomcat = 7.0.22","tomcat = 7.0.23","tomcat = 7.0.24","tomcat = 7.0.25","tomcat = 7.0.26","tomcat = 7.0.27","tomcat = 7.0.28","tomcat = 7.0.29","tomcat = 7.0.30","tomcat = 7.0.31","tomcat = 7.0.32","tomcat = 7.0.33","tomcat = 7.0.34","tomcat = 7.0.35","tomcat = 7.0.36","tomcat = 7.0.37","tomcat = 7.0.38","tomcat = 7.0.39","tomcat = 7.0.40","tomcat = 7.0.41","tomcat = 7.0.42","tomcat = 7.0.43","tomcat = 7.0.44","tomcat = 7.0.45","tomcat = 7.0.46","tomcat = 7.0.47","tomcat = 7.0.48","tomcat = 7.0.49","tomcat = 7.0.50","tomcat = 7.0.52","tomcat = 7.0.53","tomcat = 7.0.54","tomcat = 8.0.0","tomcat = 8.0.1","tomcat = 8.0.3","tomcat = 8.0.5","tomcat = 8.0.8"],"published":"2015-02-16","updated":"2026-10-14","sourceUpdated":"2026-10-14T17:17:32.160","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2014-0227","references":[{"url":"http://advisories.mageia.org/MGASA-2015-0081.html","label":"secalert@redhat.com"},{"url":"http://archives.neohapsis.com/archives/bugtraq/2015-02/0067.html","label":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.html","label":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=143393515412274&w=2","label":"secalert@redhat.com"},{"url":"http://marc.info/?l=bugtraq&m=143403519711434&w=2","label":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0675.html","label":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0720.html","label":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0765.html","label":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0983.html","label":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0991.html","label":"secalert@redhat.com"},{"url":"http://svn.apache.org/viewvc?view=revision&revision=1600984","label":"secalert@redhat.com"},{"url":"http://tomcat.apache.org/security-6.html","label":"secalert@redhat.com"},{"url":"http://tomcat.apache.org/security-7.html","label":"secalert@redhat.com"},{"url":"http://tomcat.apache.org/security-8.html","label":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2016/dsa-3447","label":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2016/dsa-3530","label":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:052","label":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:053","label":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:084","label":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html","label":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html","label":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html","label":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/72717","label":"secalert@redhat.com"},{"url":"http://www.securitytracker.com/id/1032791","label":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-2654-1","label":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-2655-1","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1109196","label":"secalert@redhat.com"},{"url":"https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E","label":"secalert@redhat.com"},{"url":"https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E","label":"secalert@redhat.com"},{"url":"https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E","label":"secalert@redhat.com"},{"url":"https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E","label":"secalert@redhat.com"},{"url":"https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E","label":"secalert@redhat.com"},{"url":"https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E","label":"secalert@redhat.com"},{"url":"https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E","label":"secalert@redhat.com"},{"url":"https://source.jboss.org/changelog/JBossWeb?cs=2455","label":"secalert@redhat.com"},{"url":"http://advisories.mageia.org/MGASA-2015-0081.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://archives.neohapsis.com/archives/bugtraq/2015-02/0067.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://marc.info/?l=bugtraq&m=143393515412274&w=2","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://marc.info/?l=bugtraq&m=143403519711434&w=2","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0675.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0720.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0765.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0983.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-0991.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://svn.apache.org/viewvc?view=revision&revision=1600984","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://tomcat.apache.org/security-6.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://tomcat.apache.org/security-7.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://tomcat.apache.org/security-8.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2016/dsa-3447","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2016/dsa-3530","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:052","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:053","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:084","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/72717","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1032791","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2654-1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2655-1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1109196","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://source.jboss.org/changelog/JBossWeb?cs=2455","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.21045,"epssPercentile":0.97543,"ingestedAt":"2026-10-14T17:44:53.591Z","slug":"CVE-2014-0227","body":"## Overview\n\njava/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat 6.x before 6.0.42, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle attempts to continue reading data after an error has occurred, which allows remote attackers to conduct HTTP request smuggling attacks or cause a denial of service (resource consumption) by streaming data with malformed chunked transfer coding.\n\n## Affected\n\n- `tomcat = 6.0.0`\n- `tomcat = 6.0.1`\n- `tomcat = 6.0.2`\n- `tomcat = 6.0.3`\n- `tomcat = 6.0.4`\n- `tomcat = 6.0.5`\n- `tomcat = 6.0.6`\n- `tomcat = 6.0.7`\n- `tomcat = 6.0.8`\n- `tomcat = 6.0.9`\n- `tomcat = 6.0.10`\n- `tomcat = 6.0.11`\n- `tomcat = 6.0.12`\n- `tomcat = 6.0.13`\n- `tomcat = 6.0.14`\n- `tomcat = 6.0.15`\n- `tomcat = 6.0.16`\n- `tomcat = 6.0.17`\n- `tomcat = 6.0.18`\n- `tomcat = 6.0.19`\n- `tomcat = 6.0.20`\n- `tomcat = 6.0.24`\n- `tomcat = 6.0.26`\n- `tomcat = 6.0.27`\n- `tomcat = 6.0.28`\n- `tomcat = 6.0.29`\n- `tomcat = 6.0.30`\n- `tomcat = 6.0.31`\n- `tomcat = 6.0.32`\n- `tomcat = 6.0.33`\n- `tomcat = 6.0.35`\n- `tomcat = 6.0.36`\n- `tomcat = 6.0.37`\n- `tomcat = 6.0.39`\n- `tomcat = 6.0.41`\n- `tomcat = 7.0.0`\n- `tomcat = 7.0.1`\n- `tomcat = 7.0.2`\n- `tomcat = 7.0.3`\n- `tomcat = 7.0.4`\n- `tomcat = 7.0.5`\n- `tomcat = 7.0.6`\n- `tomcat = 7.0.7`\n- `tomcat = 7.0.8`\n- `tomcat = 7.0.9`\n- `tomcat = 7.0.10`\n- `tomcat = 7.0.11`\n- `tomcat = 7.0.12`\n- `tomcat = 7.0.13`\n- `tomcat = 7.0.14`\n- `tomcat = 7.0.15`\n- `tomcat = 7.0.16`\n- `tomcat = 7.0.17`\n- `tomcat = 7.0.18`\n- `tomcat = 7.0.19`\n- `tomcat = 7.0.20`\n- `tomcat = 7.0.21`\n- `tomcat = 7.0.22`\n- `tomcat = 7.0.23`\n- `tomcat = 7.0.24`\n- `tomcat = 7.0.25`\n- `tomcat = 7.0.26`\n- `tomcat = 7.0.27`\n- `tomcat = 7.0.28`\n- `tomcat = 7.0.29`\n- `tomcat = 7.0.30`\n- `tomcat = 7.0.31`\n- `tomcat = 7.0.32`\n- `tomcat = 7.0.33`\n- `tomcat = 7.0.34`\n- `tomcat = 7.0.35`\n- `tomcat = 7.0.36`\n- `tomcat = 7.0.37`\n- `tomcat = 7.0.38`\n- `tomcat = 7.0.39`\n- `tomcat = 7.0.40`\n- `tomcat = 7.0.41`\n- `tomcat = 7.0.42`\n- `tomcat = 7.0.43`\n- `tomcat = 7.0.44`\n- `tomcat = 7.0.45`\n- `tomcat = 7.0.46`\n- `tomcat = 7.0.47`\n- `tomcat = 7.0.48`\n- `tomcat = 7.0.49`\n- `tomcat = 7.0.50`\n- `tomcat = 7.0.52`\n- `tomcat = 7.0.53`\n- `tomcat = 7.0.54`\n- `tomcat = 8.0.0`\n- `tomcat = 8.0.1`\n- `tomcat = 8.0.3`\n- `tomcat = 8.0.5`\n- `tomcat = 8.0.8`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":39,"depthScoreParts":{"impact":35.2,"likelihood":4.2,"exploitation":0,"ransomware":0},"changes":[]}