{"id":"CVE-2016-6808","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-6808","generatedAt":"2026-10-28T21:17:19.860Z","title":"Buffer overflow in Apache Tomcat Connectors (mod_jk) before 1.2.42.","description":"Buffer overflow in Apache Tomcat Connectors (mod_jk) before 1.2.42.","published":"2017-04-12T20:59:00.000Z","lastModified":"2026-06-17T00:51:48.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["apache/tomcat jk connector"],"epss":{"score":0.22685,"percentile":0.97712,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 22.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/139071/Apache-Tomcat-JK-ISAPI-Connector-1.2.41-Buffer-Overflow.html","tags":["Exploit","Mitigation","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2957.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://seclists.org/fulldisclosure/2016/Oct/44","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://tomcat.apache.org/security-jk.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2016/10/06/4","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/93429","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1036969","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:0193","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:0194","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/277d42b48b6e9aef50949c0dcc79ce21693091d73da246b3c1981925%40%3Cdev.tomcat.apache.org%3E","source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/5b7a23e245c93235c503900da854a143596d901bf1a1f67e851a5de4%40%3Cdev.tomcat.apache.org%3E","source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/8d2a579bbd977c225c70cb23b0ec54865fb0dab5da3eff1e060c9935%40%3Cdev.tomcat.apache.org%3E","source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/ba661b0edd913b39ff129a32d855620dd861883ade05fd88a8ce517d%40%3Cdev.tomcat.apache.org%3E","source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/r5c616dfc49156e4b06ffab842800c80f4425924d0f20c452c127a53c%40%3Cdev.tomcat.apache.org%3E","source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/rf8e8c091182b45daa50d3557cad9b10bb4198e3f08cf8f1c66a1b08d%40%3Cdev.tomcat.apache.org%3E","source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/139071/Apache-Tomcat-JK-ISAPI-Connector-1.2.41-Buffer-Overflow.html","tags":["Exploit","Mitigation","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2957.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2016/Oct/44","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://tomcat.apache.org/security-jk.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2016/10/06/4","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/93429","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1036969","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:0193","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:0194","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/277d42b48b6e9aef50949c0dcc79ce21693091d73da246b3c1981925%40%3Cdev.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/5b7a23e245c93235c503900da854a143596d901bf1a1f67e851a5de4%40%3Cdev.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/8d2a579bbd977c225c70cb23b0ec54865fb0dab5da3eff1e060c9935%40%3Cdev.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/ba661b0edd913b39ff129a32d855620dd861883ade05fd88a8ce517d%40%3Cdev.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r5c616dfc49156e4b06ffab842800c80f4425924d0f20c452c127a53c%40%3Cdev.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/rf8e8c091182b45daa50d3557cad9b10bb4198e3f08cf8f1c66a1b08d%40%3Cdev.tomcat.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-6808","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}