High, CVSS 8.8MavenPublished
OpenNMS Horizon RCE via Unsafe Deserialization
CVE-2020-12760 · GHSA-853f-x27w-8r74
- Affected
- Maven org.opennms.core:org.opennms.core.daemon < 26.0.1
- Fixed in
- 26.0.1· Vendor fix available
- Issue
- 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.
Recommended action: Upgrade to 26.0.1 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.