CVE-2023-0872

ROLE_REST can be used to escalate to ROLE_ADMIN via /rest/users

Description

The Horizon REST API includes a users endpoint in OpenMNS Horizon 31.0.8 and versions earlier than 32.0.2 on multiple platforms is vulnerable to elevation of privilege. 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. OpenNMS thanks Erik Wynter for reporting this issue.

Category

8.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 2.59% Top 20%
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/6354 patch

Frequently Asked Questions

What is the severity of CVE-2023-0872?
CVE-2023-0872 has been scored as a high severity vulnerability.
How to fix CVE-2023-0872?
To fix CVE-2023-0872, 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-2023-0872 being actively exploited in the wild?
It is possible that CVE-2023-0872 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-0872?
CVE-2023-0872 affects The OpenNMS Group Horizon, The OpenNMS Group Meridian.
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