Arbitrary Code Execution Affecting org.apache.activemq:activemq-broker package, versions [5.15.12,5.15.13)



    Attack Complexity High
    Confidentiality High
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9.8 critical

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  • published 11 Sep 2020
  • disclosed 11 Sep 2020
  • credit Unknown

How to fix?

Upgrade org.apache.activemq:activemq-broker to version 5.15.13 or higher.


org.apache.activemq:activemq-broker is a high performance Apache 2.0 licensed Message Broker and JMS 1.1 implementation.

Affected versions of this package are vulnerable to Arbitrary Code Execution. A regression has been introduced in Apache ActiveMQ while preventing JMX re-bind (CVE-2020-13920). By passing an empty environment map to RMIConnectorServer, instead of the map that contains the authentication credentials, it leaves ActiveMQ open to the following attack:

A remote client could create a MBean and use it to create new MBeans from arbitrary URLs, at least if there is no security manager. In other words, a rogue remote client could make your Java application execute arbitrary code.