CVE-2023-0872 - CVE House
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Status published High CVE-2023-0872

ROLE_REST can be used to escalate to ROLE_ADMIN via /rest/users

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Erik Wynter

Affected Vendor

The OpenNMS Group

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Affected Software

Horizon, Meridian
Vulnerable Versions:
31.0.8, 0, 2020.0.0, 2021.0.0, 2022.0.0, 2023.0.0

Timeline

Official Publish: August 14th, 2023
Last Modified: October 3rd, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L

Weaknesses (CWE)