{"id":"CVE-2020-11998","aliases":["BIT-activemq-2020-11998","EUVD-2022-1236","GHSA-wqfh-9m4g-7x6x","UBUNTU-CVE-2020-11998"],"status":"published","title":"Remote code execution in Apache ActiveMQ","description":"A regression has been introduced in the commit preventing JMX re-bind. 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: https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html \"A remote client could create a javax.management.loading.MLet 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.\" Mitigation: Upgrade to Apache ActiveMQ 5.15.13","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.48885,"percentile":0.98887,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-94"],"published":"2020-09-10T18:10:22Z","modified":"2026-10-24T10:30:54Z","exploits":[{"source":"pocgithub","id":"shoucheng3/apache__activemq_CVE-2020-11998_5-15-12","title":"shoucheng3/apache__activemq_CVE-2020-11998_5-15-12","date":"2025-08-17","url":"https://github.com/shoucheng3/apache__activemq_CVE-2020-11998_5-15-12"}],"fixes":[{"ecosystem":"Maven","package":"org.apache.activemq:activemq-parent","fixed_in":["5.15.13"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.activemq:activemq-parent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.15.12"},{"last_affected":"5.15.12"},{"fixed":"5.15.13"}]}],"versions":["5.15.12"]},{"source":"osv","ecosystem":"Bitnami","package":"activemq","ranges":[{"type":"SEMVER","events":[{"introduced":"5.15.12"},{"last_affected":"5.15.12"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.activemq:activemq-parent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.15.12"},{"fixed":"5.15.13"}]}],"versions":["5.15.12"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.6.0+dfsg1-4+deb8u1ubuntu1","5.6.0+dfsg1-5","5.13.2+dfsg-2","5.13.2+dfsg-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.14.5-3","5.15.2-2","5.15.3-2","5.15.8-2~18.04","5.15.8-2~18.04.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.10-1","5.15.11-1","5.15.11-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.16.1-1","5.16.1-1ubuntu0.1~esm1","5.16.1-1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.17.2+dfsg-2","5.17.6+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.17.6+dfsg-1","5.17.6+dfsg-2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.17.6+dfsg-2","5.17.6+dfsg-2ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"activemq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.17.6+dfsg-2"]}],"products":[{"vendor":"apache","product":"activemq"},{"vendor":"apache software foundation","product":"apache activemq"},{"vendor":"oracle","product":"communications_diameter_signaling_router"},{"vendor":"oracle","product":"communications_element_manager"},{"vendor":"oracle","product":"communications_session_report_manager"},{"vendor":"oracle","product":"communications_session_route_manager"},{"vendor":"oracle","product":"enterprise_repository"},{"vendor":"oracle","product":"flexcube_private_banking"}],"references":[{"url":"http://activemq.apache.org/security-advisories.data/CVE-2020-11998-announcement.txt","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory","web","report"]},{"url":"https://www.oracle.com/security-alerts/cpujan2021.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://lists.apache.org/thread.html/rb2fd3bf2dce042e0ab3f3c94c4767c96bb2e7e6737624d63162df36d%40%3Ccommits.activemq.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/r946488fb942fd35c6a6e0359f52504a558ed438574a8f14d36d7dcd7%40%3Ccommits.activemq.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://www.oracle.com/security-alerts/cpuApr2021.html","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","advisory","fix","web"]},{"url":"https://www.oracle.com//security-alerts/cpujul2021.html","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","advisory","fix","web"]},{"url":"https://www.oracle.com/security-alerts/cpuoct2021.html","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11998","tags":["web","advisory"]},{"url":"https://lists.apache.org/thread.html/r946488fb942fd35c6a6e0359f52504a558ed438574a8f14d36d7dcd7@%3Ccommits.activemq.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/rb2fd3bf2dce042e0ab3f3c94c4767c96bb2e7e6737624d63162df36d@%3Ccommits.activemq.apache.org%3E","tags":["web"]},{"url":"https://github.com/apache/activemq/commit/0d6e5f2","tags":["web"]},{"url":"https://github.com/apache/activemq/commit/88b78d0","tags":["web"]},{"url":"https://github.com/apache/activemq/commit/aa8900c","tags":["web"]},{"url":"https://github.com/advisories/GHSA-wqfh-9m4g-7x6x"},{"url":"https://ubuntu.com/security/CVE-2020-11998","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-11998","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-11998","description":"A regression has been introduced in the commit preventing JMX re-bind. 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: https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html \"A remote client could create a javax.management.loading.MLet 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.\" Mitigation: Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2020-09-10T18:10:22Z","modified":"2024-08-04T11:48:57.796Z","updated_at":"2026-11-02T14:35:57.67317Z"}],"euvd":[{"id":"EUVD-2022-1236","description":"A regression has been introduced in the commit preventing JMX re-bind. 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: https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html \"A remote client could create a javax.management.loading.MLet 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.\" Mitigation: Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2020-09-10T18:10:22Z","modified":"2024-08-04T11:48:57Z","updated_at":"2026-11-03T03:07:41.399649Z"}],"ghsa":[{"id":"GHSA-wqfh-9m4g-7x6x","title":"Remote code execution in Apache ActiveMQ","description":"A regression has been introduced in the commit preventing JMX re-bind. 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 javax.management.loading.MLet 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. Mitigation - Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2022-02-09T22:14:58Z","modified":"2024-03-14T21:56:28Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:37:40.81935Z"}],"nvd":[{"id":"CVE-2020-11998","description":"A regression has been introduced in the commit preventing JMX re-bind. 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: https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html \"A remote client could create a javax.management.loading.MLet 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.\" Mitigation: Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2020-09-10T19:15:13.083Z","modified":"2026-06-17T02:51:13.523Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:14.981587Z"}],"osv":[{"id":"CVE-2020-11998","description":"A regression has been introduced in the commit preventing JMX re-bind. 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: https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html \"A remote client could create a javax.management.loading.MLet 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.\" Mitigation: Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2020-09-10T19:15:13.083Z","modified":"2026-10-24T10:30:54.52616149Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:14.034736Z"},{"id":"GHSA-wqfh-9m4g-7x6x","title":"Remote code execution in Apache ActiveMQ","description":"A regression has been introduced in the commit preventing JMX re-bind. 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 javax.management.loading.MLet 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. Mitigation - Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2022-02-09T22:14:58Z","modified":"2024-03-14T21:56:27Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:46:59.131095Z"},{"id":"UBUNTU-CVE-2020-11998","description":"A regression has been introduced in the commit preventing JMX re-bind. 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: https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html \"A remote client could create a javax.management.loading.MLet 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.\" Mitigation: Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2020-09-10T19:15:00Z","modified":"2026-10-17T12:55:51.185779674Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:22.804634Z"},{"id":"BIT-activemq-2020-11998","description":"A regression has been introduced in the commit preventing JMX re-bind. 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: https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html \"A remote client could create a javax.management.loading.MLet 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.\" Mitigation: Upgrade to Apache ActiveMQ 5.15.13","status":"published","published":"2025-12-03T14:35:10.504Z","modified":"2026-09-08T08:45:11.32499636Z","updated_at":"2026-11-02T15:28:28.267217Z"}]}}