6.8

CVE-2023-0815: opennms horizon

CVSS: 6.8v3.1MediumModified
AliasesGHSA-9xpj-mvp2-3943
Published 23-02-2023Last modified 11-03-2025

Vulnerability summary

CVE-2023-0815 is a medium (CVSS 6.8) vulnerability in opennms horizon. EPSS estimates a 0.63% chance of exploitation in the next 30 days, higher than 49.6% of scored vulnerabilities.

Overall risk
27/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.8/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.63%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 23-02-2023
    PublishedVulnerability first disclosed.
  2. 11-03-2025
    Last modifiedVulnerability information updated.

Description

Potential Insertion of Sensitive Information into Jetty Log Files in multiple versions of OpenNMS Meridian and Horizon could allow disclosure of usernames and passwords if the logging level is set to debug. Users should upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4. 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.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.63%

Chance of exploitation in the next 30 days

Percentile

50%

Versus all other CVEs

30-day change

0.00 pp

From 0.63% on 22-09-2026

22-09-202622-10-2026
EPSS score
0.63%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Opennms2 products
The opennms group2 products
  • horizon≥ 26.0.0, < 31.0.4
  • meridian≥ 2020.1.0, < 2020.1.32 | ≥ 2021.1.0, < 2021.1.24 | ≥ 2022.1.0, < 2022.1.13
Org.opennms1 product
  • opennms< 31.0.4

3 vendors · 5 products

References

5 links