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Vulnerability details: VCID-3knx-sscv-x3bb
Vulnerability ID VCID-3knx-sscv-x3bb
Aliases CVE-2016-6808
Summary mod_jk: Buffer overflow when concatenating virtual host name and URI
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
Reference id Reference type URL
http://packetstormsecurity.com/files/139071/Apache-Tomcat-JK-ISAPI-Connector-1.2.41-Buffer-Overflow.html
http://rhn.redhat.com/errata/RHSA-2016-2957.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-6808.json
https://api.first.org/data/v1/epss?cve=CVE-2016-6808
http://seclists.org/fulldisclosure/2016/Oct/44
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://tomcat.apache.org/security-jk.html
http://www.openwall.com/lists/oss-security/2016/10/06/4
http://www.securityfocus.com/bid/93429
http://www.securitytracker.com/id/1036969
1382352 https://bugzilla.redhat.com/show_bug.cgi?id=1382352
cpe:2.3:a:apache:tomcat_jk_connector:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:tomcat_jk_connector:*:*:*:*:*:*:*:*
CVE-2016-6808 https://nvd.nist.gov/vuln/detail/CVE-2016-6808
RHSA-2016:2957 https://access.redhat.com/errata/RHSA-2016:2957
RHSA-2017:0193 https://access.redhat.com/errata/RHSA-2017:0193
RHSA-2017:0194 https://access.redhat.com/errata/RHSA-2017:0194
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-6808.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-6808
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-6808
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Exploit Prediction Scoring System (EPSS)
Percentile 0.96584
EPSS Score 0.29479
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T14:34:21.921525+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-6808.json 38.0.0