CVE-2023-40313

Disable BeanShell Interpreter Remote Server Mode

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.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.05%
Affected: The OpenNMS Group Horizon
Affected: The OpenNMS Group Meridian
Published at:
Updated at:

References

Link Tags
https://docs.opennms.com/horizon/32/releasenotes/changelog.html release notes
https://github.com/OpenNMS/opennms/pull/6368 patch issue tracking

Frequently Asked Questions

What is the severity of CVE-2023-40313?
CVE-2023-40313 has been scored as a high severity vulnerability.
How to fix CVE-2023-40313?
To fix CVE-2023-40313, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-40313 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-40313 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-40313?
CVE-2023-40313 affects The OpenNMS Group Horizon, The OpenNMS Group Meridian.
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