Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-8019

26
FAUCET Score

CVE-2018-8019 describes a vulnerability in Apache Tomcat Native versions 1.2.0-1.2.16 and 1.1.23-1.1.34, where an OCSP responder incorrectly handled invalid responses. This flaw allowed revoked client certificates to be misidentified, enabling users with revoked certificates to authenticate via mutual TLS. The vulnerability carries a high CVSS score of 7.4 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N), indicating a network-based attack with high impact on confidentiality and integrity, but requiring high attack complexity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
>= 1.1.23, <= 1.1.34CPE matchmatch criteria
cpe:2.3:a:apache:tomcat_native:*:*:*:*:*:*:*:*
>= 1.2.0, <= 1.2.16CPE matchmatch criteria
cpe:2.3:a:apache:tomcat_native:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.4HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.07%
Probability of exploitation in next 30 days
EPSS Percentile
89.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0407 is in the 53rd percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (9)

redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3.1Fixed in: tomcat-native
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3 for RHEL 6Fixed in: tomcat7-0:7.0.70-27.ep7.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3 for RHEL 6Fixed in: tomcat8-0:8.0.36-31.ep7.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3 for RHEL 6Fixed in: tomcat-native-0:1.2.17-17.redhat_17.ep7.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3 for RHEL 7Fixed in: tomcat7-0:7.0.70-27.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3 for RHEL 7Fixed in: tomcat8-0:8.0.36-31.ep7.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 3 for RHEL 7Fixed in: tomcat-native-0:1.2.17-17.redhat_17.ep7.el7
View patch
redhatno patchvia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 6Fixed in: tomcat-native
redhatend of lifevia redhat_api
Product: Red Hat JBoss Enterprise Web Server 2Fixed in: tomcat-native

Vendor Advisories (1)

redhatCVE-2018-8019Moderate

tomcat-native: Mishandled OCSP invalid response

Jul 21, 2018

References

mail-archives.apache.org / mod_mbox/www-announce/201807.mbox/%3C20180721095943.GA24320%40minotaur.apache.org%3E
MitigationVendor Advisory
access.redhat.com / errata/RHSA-2018:2469
Third Party Advisory
access.redhat.com / errata/RHSA-2018:2470
Third Party Advisory
lists.apache.org / thread.html/ba661b0edd913b39ff129a32d855620dd861883ade05fd88a8ce517d%40%3Cdev.tomcat.apache.org%3E
lists.apache.org / thread.html/f8e0814e11c7f21f42224b6de111cb3f5e5ab5c15b78924c516d4ec2%40%3Cdev.tomcat.apache.org%3E
lists.apache.org / thread.html/re3b72cbb13e1dfe85c4a06959a3b6ca6d939b407ecca80db12b54220%40%3Cdev.tomcat.apache.org%3E
lists.apache.org / thread.html/rf8e8c091182b45daa50d3557cad9b10bb4198e3f08cf8f1c66a1b08d%40%3Cdev.tomcat.apache.org%3E
lists.debian.org / debian-lts-announce/2018/08/msg00023.html
Third Party Advisory
securityfocus.com / bid/104936
Third Party AdvisoryVDB Entry
securitytracker.com / id/1041507
Third Party AdvisoryVDB Entry