Unauthenticated, stored XSS in display of alarm reduction-key
CVE-2023-0846

6.1MEDIUM

Key Information:

Vendor

The OpenNMS Group

Status
Horizon
Meridian
Vendor
CVE Published:
22 February 2023

What is CVE-2023-0846?

Unauthenticated, stored cross-site scripting in the display of alarm reduction keys in multiple versions of OpenNMS Horizon and Meridian could allow an attacker access to confidential session information. 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.

Affected Version(s)

Horizon Windows 26.1.0 < 31.0.4

Meridian Windows 2020.1.0 < 2020.1.32

Meridian Windows 2021.1.0 < 2021.1.24

References

https://github.com/OpenNMS/opennms/pull/5506/files
https://docs.opennms.com/meridian/2022/releasenotes/chang...

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Stefan Schiller (SonarSource)
.