CVE-2020-12760
8.8 · HIGHOverview
CVE-2020-12760 is a high-severity vulnerability affecting opennms opennms_horizon. It was published on May 11, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from opennms. Update opennms_horizon to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| opennms | opennms_horizon | >= 0, < 26.1.0 | Affected |
| opennms | opennms_meridian | >= 0, < 2018.1.19 | Affected |
References
Frequently Asked Questions
What is CVE-2020-12760?
CVE-2020-12760 is a high-severity vulnerability affecting opennms opennms_horizon. It was published on May 11, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2020-12760?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-12760?
Check the references section for vendor advisories and patches from opennms. Update opennms_horizon to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-12760?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-12760 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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