High severity7.5NVD Advisory· Published Aug 1, 2018· Updated Jun 17, 2026
CVE-2018-8034
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.apache.tomcat.embed:tomcat-embed-coreMaven | >= 9.0.0, < 9.0.10 | 9.0.10 |
org.apache.tomcat.embed:tomcat-embed-coreMaven | >= 8.5.0, < 8.5.32 | 8.5.32 |
org.apache.tomcat.embed:tomcat-embed-coreMaven | >= 8.0.0, < 8.0.53 | 8.0.53 |
org.apache.tomcat.embed:tomcat-embed-coreMaven | >= 7.0.35, < 7.0.90 | 7.0.90 |
Affected products
35- ghsa-coords34 versionspkg:maven/org.apache.tomcat.embed/tomcat-embed-corepkg:rpm/almalinux/apache-commons-collectionspkg:rpm/almalinux/apache-commons-langpkg:rpm/almalinux/bea-stax-apipkg:rpm/almalinux/glassfish-fastinfosetpkg:rpm/almalinux/glassfish-jaxb-apipkg:rpm/almalinux/glassfish-jaxb-corepkg:rpm/almalinux/glassfish-jaxb-runtimepkg:rpm/almalinux/glassfish-jaxb-txw2pkg:rpm/almalinux/jackson-module-jaxb-annotationspkg:rpm/almalinux/jakarta-commons-httpclientpkg:rpm/almalinux/javassistpkg:rpm/almalinux/javassist-javadocpkg:rpm/almalinux/python3-nsspkg:rpm/almalinux/python-nss-docpkg:rpm/almalinux/relaxngDatatypepkg:rpm/almalinux/slf4jpkg:rpm/almalinux/slf4j-jdk14pkg:rpm/almalinux/stax-expkg:rpm/almalinux/velocitypkg:rpm/almalinux/xalan-j2pkg:rpm/almalinux/xerces-j2pkg:rpm/almalinux/xml-commons-apispkg:rpm/almalinux/xml-commons-resolverpkg:rpm/almalinux/xmlstreambufferpkg:rpm/almalinux/xsompkg:rpm/opensuse/tomcat10&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/tomcat&distro=openSUSE%20Tumbleweedpkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2015pkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3
>= 9.0.0, < 9.0.10+ 33 more
- (no CPE)range: >= 9.0.0, < 9.0.10
- (no CPE)range: < 3.2.2-10.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.6-21.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.2.0-16.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.2.13-9.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.2.12-8.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.2.11-11.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.2.11-11.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.2.11-11.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.7.6-4.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1:3.1-28.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 3.18.1-8.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 3.18.1-8.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.0.1-10.module_el8.5.0+150+5f0dbea0.alma
- (no CPE)range: < 1.0.1-10.module_el8.5.0+150+5f0dbea0.alma
- (no CPE)range: < 2011.1-7.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.7.25-4.module_el8.6.0+2752+f1f3449e
- (no CPE)range: < 1.7.25-4.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.7.7-8.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.7-24.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.7.1-38.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.11.0-34.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.4.01-25.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.2-26.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.5.4-8.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 0-19.20110809svn.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 10.1.14-1.1
- (no CPE)range: < 9.0.36-8.4
- (no CPE)range: < 9.0.10-3.7.1
- (no CPE)range: < 8.0.53-10.35.1
- (no CPE)range: < 8.0.53-29.13.1
- (no CPE)range: < 7.0.90-7.23.1
- (no CPE)range: < 8.0.53-10.35.1
- (no CPE)range: < 8.0.53-29.13.1
- Apache Software Foundation/Apache Tomcatv5Range: 9.0.0.M1 to 9.0.9
Patches
Vulnerability mechanics
References
67- www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlnvdPatchThird Party AdvisoryWEB
- www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlnvdPatchThird Party AdvisoryWEB
- www.securityfocus.com/bid/104895nvdThird Party AdvisoryVDB EntryWEB
- www.securitytracker.com/id/1041374nvdThird Party AdvisoryVDB EntryWEB
- access.redhat.com/errata/RHSA-2019:0130nvdThird Party AdvisoryWEB
- access.redhat.com/errata/RHSA-2019:0131nvdThird Party AdvisoryWEB
- access.redhat.com/errata/RHSA-2019:0450nvdThird Party AdvisoryWEB
- access.redhat.com/errata/RHSA-2019:0451nvdThird Party AdvisoryWEB
- github.com/advisories/GHSA-46j3-r4pj-4835ghsaADVISORY
- lists.debian.org/debian-lts-announce/2018/07/msg00047.htmlnvdThird Party AdvisoryWEB
- lists.debian.org/debian-lts-announce/2018/09/msg00001.htmlnvdMailing ListThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2018-8034ghsaADVISORY
- security.netapp.com/advisory/ntap-20180817-0001/nvdThird Party Advisory
- usn.ubuntu.com/3723-1/nvdThird Party Advisory
- www.debian.org/security/2018/dsa-4281nvdThird Party AdvisoryWEB
- mail-archives.us.apache.org/mod_mbox/www-announce/201807.mbox/%3C20180722091057.GA70283%40minotaur.apache.org%3EnvdWEB
- mail-archives.us.apache.org/mod_mbox/www-announce/201807.mbox/%3C20180722091057.GA70283@minotaur.apache.org%3EghsaWEB
- access.redhat.com/errata/RHSA-2019:1159nvdWEB
- access.redhat.com/errata/RHSA-2019:1160nvdWEB
- access.redhat.com/errata/RHSA-2019:1161nvdWEB
- access.redhat.com/errata/RHSA-2019:1162nvdWEB
- access.redhat.com/errata/RHSA-2019:1529nvdWEB
- access.redhat.com/errata/RHSA-2019:2205nvdWEB
- access.redhat.com/errata/RHSA-2019:3892nvdWEB
- github.com/apache/tomcat/commit/2835bb4e030c1c741ed0847bb3b9c3822e4fbc8aghsaWEB
- github.com/apache/tomcat/commit/2c522795166c930741a9cecca76797bf48cb1634ghsaWEB
- lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/5c0e00fd31efc11e147bf99d0f03c00a734447d3b131ab0818644cdb%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/5c0e00fd31efc11e147bf99d0f03c00a734447d3b131ab0818644cdb@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/ac51944aef91dd5006b8510b0bef337adaccfe962fb90e7af9c22db4%40%3Cissues.activemq.apache.org%3EnvdWEB
- lists.apache.org/thread.html/ac51944aef91dd5006b8510b0bef337adaccfe962fb90e7af9c22db4@%3Cissues.activemq.apache.org%3EghsaWEB
- lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/e85e83e9954f169bbb77b44baae5a33d8de878df557bb32b7f793661%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/e85e83e9954f169bbb77b44baae5a33d8de878df557bb32b7f793661@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/eb6efa8d59c45a7a9eff94c4b925467d3b3fec8ba7697f3daa314b04%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/eb6efa8d59c45a7a9eff94c4b925467d3b3fec8ba7697f3daa314b04@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a@%3Cdev.tomcat.apache.org%3EghsaWEB
- security.netapp.com/advisory/ntap-20180817-0001ghsaWEB
- usn.ubuntu.com/3723-1ghsaWEB
- web.archive.org/web/20200227102810/http://www.securityfocus.com/bid/104895ghsaWEB
- web.archive.org/web/20200517032514/http://www.securitytracker.com/id/1041374ghsaWEB
- www.oracle.com/security-alerts/cpuapr2020.htmlnvdWEB
- www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.htmlnvdWEB
- www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.htmlnvdWEB
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