{"id":"UBUNTU-CVE-2014-0099","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.","modified":"2026-02-04T03:24:46.977726Z","published":"2014-05-31T00:00:00Z","related":["USN-2302-1"],"upstream":["CVE-2014-0099"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-0099"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2302-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-0099"}],"affected":[{"package":{"name":"tomcat6","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/tomcat6@6.0.39-1ubuntu0.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.39-1ubuntu0.1"}]}],"versions":["6.0.37-1","6.0.39-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libservlet2.4-java","binary_version":"6.0.39-1ubuntu0.1"},{"binary_version":"6.0.39-1ubuntu0.1","binary_name":"libservlet2.5-java"},{"binary_name":"libtomcat6-java","binary_version":"6.0.39-1ubuntu0.1"},{"binary_name":"tomcat6","binary_version":"6.0.39-1ubuntu0.1"},{"binary_name":"tomcat6-admin","binary_version":"6.0.39-1ubuntu0.1"},{"binary_name":"tomcat6-common","binary_version":"6.0.39-1ubuntu0.1"},{"binary_name":"tomcat6-docs","binary_version":"6.0.39-1ubuntu0.1"},{"binary_name":"tomcat6-examples","binary_version":"6.0.39-1ubuntu0.1"},{"binary_name":"tomcat6-extras","binary_version":"6.0.39-1ubuntu0.1"},{"binary_name":"tomcat6-user","binary_version":"6.0.39-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-0099.json"}},{"package":{"name":"tomcat7","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/tomcat7@7.0.52-1ubuntu0.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.52-1ubuntu0.1"}]}],"versions":["7.0.42-1","7.0.47-1","7.0.50-1","7.0.52-1"],"ecosystem_specific":{"binaries":[{"binary_version":"7.0.52-1ubuntu0.1","binary_name":"libservlet3.0-java"},{"binary_name":"libtomcat7-java","binary_version":"7.0.52-1ubuntu0.1"},{"binary_name":"tomcat7","binary_version":"7.0.52-1ubuntu0.1"},{"binary_name":"tomcat7-admin","binary_version":"7.0.52-1ubuntu0.1"},{"binary_name":"tomcat7-common","binary_version":"7.0.52-1ubuntu0.1"},{"binary_name":"tomcat7-docs","binary_version":"7.0.52-1ubuntu0.1"},{"binary_version":"7.0.52-1ubuntu0.1","binary_name":"tomcat7-examples"},{"binary_name":"tomcat7-user","binary_version":"7.0.52-1ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-0099.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}