CVE-2018-8034

Description

The host name verification when using TLS with the WebSocket client was missing. It is now enabled by default. Versions Affected: Apache Tomcat 9.0.0.M1 to 9.0.9, 8.5.0 to 8.5.31, 8.0.0.RC1 to 8.0.52, and 7.0.35 to 7.0.88.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 14.38% Top 10%
Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Apache Software Foundation Apache Tomcat
Published at:
Updated at:

References

Link Tags
https://usn.ubuntu.com/3723-1/ third party advisory vendor advisory
http://mail-archives.us.apache.org/mod_mbox/www-announce/201807.mbox/%3C20180722091057.GA70283%40minotaur.apache.org%3E mailing list
https://access.redhat.com/errata/RHSA-2019:0451 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00047.html third party advisory mailing list
https://www.debian.org/security/2018/dsa-4281 third party advisory vendor advisory
http://www.securitytracker.com/id/1041374 vdb entry third party advisory
https://security.netapp.com/advisory/ntap-20180817-0001/ third party advisory
https://access.redhat.com/errata/RHSA-2019:0131 third party advisory vendor advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html third party advisory patch
https://access.redhat.com/errata/RHSA-2019:0130 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:0450 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00001.html third party advisory mailing list
http://www.securityfocus.com/bid/104895 vdb entry third party advisory
https://lists.apache.org/thread.html/eb6efa8d59c45a7a9eff94c4b925467d3b3fec8ba7697f3daa314b04%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/5c0e00fd31efc11e147bf99d0f03c00a734447d3b131ab0818644cdb%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/e85e83e9954f169bbb77b44baae5a33d8de878df557bb32b7f793661%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3E mailing list
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html third party advisory patch
https://access.redhat.com/errata/RHSA-2019:1160 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1162 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1159 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1161 vendor advisory
https://access.redhat.com/errata/RHSA-2019:1529 vendor advisory
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
https://lists.apache.org/thread.html/ac51944aef91dd5006b8510b0bef337adaccfe962fb90e7af9c22db4%40%3Cissues.activemq.apache.org%3E mailing list
https://access.redhat.com/errata/RHSA-2019:2205 vendor advisory
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
https://access.redhat.com/errata/RHSA-2019:3892 vendor advisory
https://lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3E mailing list
https://www.oracle.com/security-alerts/cpuapr2020.html

Frequently Asked Questions

What is the severity of CVE-2018-8034?
CVE-2018-8034 has been scored as a high severity vulnerability.
How to fix CVE-2018-8034?
To fix CVE-2018-8034, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-8034 being actively exploited in the wild?
It is possible that CVE-2018-8034 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~14% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8034?
CVE-2018-8034 affects Apache Software Foundation Apache Tomcat.
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