Improper Certificate Validation Affecting activemq package, versions <5.13.2+dfsg-2ubuntu0.1~esm1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-ACTIVEMQ-1194126
- published22 Mar 2026
- disclosed10 Sept 2018
Introduced: 10 Sep 2018
CVE-2018-11775 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 activemq to version 5.13.2+dfsg-2ubuntu0.1~esm1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream activemq package and not the activemq package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
TLS hostname verification when using the Apache ActiveMQ Client before 5.15.6 was missing which could make the client vulnerable to a MITM attack between a Java application using the ActiveMQ client and the ActiveMQ server. This is now enabled by default.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-11775
- http://www.securityfocus.com/bid/105335
- http://activemq.apache.org/security-advisories.data/CVE-2018-11775-announcement.txt
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
- https://lists.apache.org/thread.html/03f91b1fb85686a848cee6b90112cf6059bd1b21b23bacaa11a962e1@%3Cdev.activemq.apache.org%3E
- https://lists.apache.org/thread.html/2b5c0039197a4949f29e1e2c9441ab38d242946b966f61c110808bcc@%3Ccommits.activemq.apache.org%3E
- https://lists.apache.org/thread.html/a859563f05fbe7c31916b3178c2697165bd9bbf5a65d1cf62aef27d2@%3Ccommits.activemq.apache.org%3E
- https://lists.apache.org/thread.html/fcbe6ad00f1de142148c20d813fae3765dc4274955e3e2f3ca19ff7b@%3Cdev.activemq.apache.org%3E
- https://lists.apache.org/thread.html/rb698ed085f79e56146ca24ab359c9ef95846618675ea1ef402e04a6d@%3Ccommits.activemq.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2021/03/msg00005.html
- https://www.oracle.com/security-alerts/cpuapr2020.html
- https://access.redhat.com/errata/RHSA-2019:3892
- http://www.securitytracker.com/id/1041618
- https://lists.apache.org/thread.html/03f91b1fb85686a848cee6b90112cf6059bd1b21b23bacaa11a962e1%40%3Cdev.activemq.apache.org%3E
- https://lists.apache.org/thread.html/2b5c0039197a4949f29e1e2c9441ab38d242946b966f61c110808bcc%40%3Ccommits.activemq.apache.org%3E
- https://lists.apache.org/thread.html/a859563f05fbe7c31916b3178c2697165bd9bbf5a65d1cf62aef27d2%40%3Ccommits.activemq.apache.org%3E
- https://lists.apache.org/thread.html/fcbe6ad00f1de142148c20d813fae3765dc4274955e3e2f3ca19ff7b%40%3Cdev.activemq.apache.org%3E
- https://lists.apache.org/thread.html/rb698ed085f79e56146ca24ab359c9ef95846618675ea1ef402e04a6d%40%3Ccommits.activemq.apache.org%3E