VulnerabilityModified
CVE-2016-6808
Buffer overflow in Apache Tomcat Connectors (mod_jk) before 1.2.42.
CRITICAL 9.8EPSS 22.7%
Does this matter?
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.
Description
Buffer overflow in Apache Tomcat Connectors (mod_jk) before 1.2.42.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 22.68% probability · 98th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- apache/tomcat jk connector
- Source
- cve@mitre.org
EPSS 22.7% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://packetstormsecurity.com/files/139071/Apache-Tomcat-JK-ISAPI-Connector-1.2.41-Buffer-Overflow.htmlExploit, Mitigation, Third Party Advisory, VDB Entry
- http://rhn.redhat.com/errata/RHSA-2016-2957.htmlThird Party Advisory
- http://seclists.org/fulldisclosure/2016/Oct/44Mailing List, Third Party Advisory
- http://tomcat.apache.org/security-jk.htmlVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/10/06/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/93429Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036969Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:0193Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:0194Third Party Advisory
- https://lists.apache.org/thread.html/277d42b48b6e9aef50949c0dcc79ce21693091d73da246b3c1981925%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/5b7a23e245c93235c503900da854a143596d901bf1a1f67e851a5de4%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/8d2a579bbd977c225c70cb23b0ec54865fb0dab5da3eff1e060c9935%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/ba661b0edd913b39ff129a32d855620dd861883ade05fd88a8ce517d%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/r5c616dfc49156e4b06ffab842800c80f4425924d0f20c452c127a53c%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/rf8e8c091182b45daa50d3557cad9b10bb4198e3f08cf8f1c66a1b08d%40%3Cdev.tomcat.apache.org%3E
- http://packetstormsecurity.com/files/139071/Apache-Tomcat-JK-ISAPI-Connector-1.2.41-Buffer-Overflow.htmlExploit, Mitigation, Third Party Advisory, VDB Entry
- http://rhn.redhat.com/errata/RHSA-2016-2957.htmlThird Party Advisory
- http://seclists.org/fulldisclosure/2016/Oct/44Mailing List, Third Party Advisory
- http://tomcat.apache.org/security-jk.htmlVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/10/06/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/93429Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036969Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:0193Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:0194Third Party Advisory
- https://lists.apache.org/thread.html/277d42b48b6e9aef50949c0dcc79ce21693091d73da246b3c1981925%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/5b7a23e245c93235c503900da854a143596d901bf1a1f67e851a5de4%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/8d2a579bbd977c225c70cb23b0ec54865fb0dab5da3eff1e060c9935%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/ba661b0edd913b39ff129a32d855620dd861883ade05fd88a8ce517d%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/r5c616dfc49156e4b06ffab842800c80f4425924d0f20c452c127a53c%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/rf8e8c091182b45daa50d3557cad9b10bb4198e3f08cf8f1c66a1b08d%40%3Cdev.tomcat.apache.org%3E
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.