Vulnerabilities > CVE-2020-12760 - Deserialization of Untrusted Data vulnerability in Opennms Horizon and Opennms Meridian
Attack vector
NETWORK Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
An issue was discovered in OpenNMS Horizon before 26.0.1, and Meridian before 2018.1.19 and 2019 before 2019.1.7. The ActiveMQ channel configuration allowed for arbitrary deserialization of Java objects (aka ActiveMQ Minion payload deserialization), leading to remote code execution for any authenticated channel user regardless of its assigned permissions.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 7 |
Common Weakness Enumeration (CWE)
References
- https://www.opennms.com/en/blog/2020-04-29-opennms-meridian-2018-1-18-wildfire-released/
- https://www.opennms.com/en/blog/2020-04-29-opennms-meridian-2019-1-6-europa-released/
- https://github.com/OpenNMS/opennms/releases/tag/opennms-26.0.1-1
- https://issues.opennms.org/browse/NMS-12673
- https://www.opennms.com/en/blog/2020-04-29-opennms-horizon-26-0-1-luchador-released/