RCE in Opennms Horizon
CVE-2023-40313
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.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.008 (54.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Opennms Horizon
- Opennms Meridian
- The Opennms Group Horizon — versions 29.0.4, 0
- The Opennms Group Meridian — versions 2020.0.0, 2021.0.0, 2022.0.0
Weakness classification (CWE)
References
- docs.opennms.com/horizon/32/releasenotes/changelog.html (Release Notes)
- github.com/OpenNMS/opennms/pull/6368 (Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2023-40313?
- CVE-2023-40313 is a high-severity vulnerability in Opennms Horizon, classified under Code Injection. CVSS score: 7.1/10. Published 2023-08-17.
- How severe is CVE-2023-40313?
- High severity. CVSS v3 base score is 7.1 out of 10.