CVE-2023-0872

moderate-risk
Published 2023-08-14

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.

Do I need to act?

~
3.1% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.2/10 High
ADJACENT_NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Opennms

References (4)

Release Notes https://docs.opennms.com/horizon/32/releasenotes/changelog.html
Patch https://github.com/OpenNMS/opennms/pull/6354
Release Notes https://docs.opennms.com/horizon/32/releasenotes/changelog.html
Patch https://github.com/OpenNMS/opennms/pull/6354
38
/ 100
moderate-risk
Severity 25/34 · High
Exploitability 6/34 · Minimal
Exposure 7/34 · Low