CVE-2023-40313
7.1 · HIGHOverview
CVE-2023-40313 is a high-severity vulnerability affecting opennms horizon. It was published on August 17, 2023 and has a CVSS 3.1 base score of 7.1 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
A BeanShell interpreter in remote server mode runs in OpenMNS Horizon versions earlier than 32.0.2 and in related Meridian versions which could allow arbitrary remote Java code execution. The solution is to upgrade to Meridian 2023.1.6, 2022.1.19, 2021.1.30, 2020.1.38 or Horizon 32.0.2 or newer. Meridian and Horizon installation instructions state that they are intended for installation within an organization's private networks and should not be directly accessible from the Internet.
Remediation
Check the references section for vendor advisories and patches from opennms. Update 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 | horizon | >= 0, < 32.0.2 | Affected |
| opennms | meridian | >= 0, < 2020.1.38 | Affected |
Frequently Asked Questions
What is CVE-2023-40313?
CVE-2023-40313 is a high-severity vulnerability affecting opennms horizon. It was published on August 17, 2023 and has a CVSS 3.1 base score of 7.1 (HIGH).
How severe is CVE-2023-40313?
This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-40313?
Check the references section for vendor advisories and patches from opennms. Update 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-2023-40313?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-40313 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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