CVE-2023-0872
OpenNMS privilege elevation vulnerability
8.2
HIGH
CVSS 3.1
EPSS 3.5%
Description
The Horizon REST API includes a users endpoint in OpenNMS 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.
How to fix CVE-2023-0872
To remediate CVE-2023-0872, upgrade the affected package to a fixed version below.
- —upgrade to 32.0.2 or later
Is CVE-2023-0872 being exploited?
Low — EPSS is 3.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 31.0.8, < 32.0.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.2 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L |