CVE-2023-0870

medium

Description

A form can be manipulated with cross-site request forgery in multiple versions of OpenNMS Meridian and Horizon. This can potentially allow an attacker to gain access to confidential information and compromise integrity. The solution is to upgrade to Meridian 2023.1.1 or Horizon 31.0.6 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.

References

https://github.com/OpenNMS/opennms/pull/5835/files

https://docs.opennms.com/meridian/2023/releasenotes/changelog.html#releasenotes-changelog-Meridian-2023.1.1

Details

Source: Mitre, NVD

Published: 2023-03-22

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.1

Vector: CVSS2#AV:A/AC:L/Au:S/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 6.7

Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

Severity: Medium

EPSS

EPSS: 0.00035