Published: 17/08/2023 Updated: 23/08/2023

CVSS v3 Base Score: 8 | Impact Score: 5.9 | Exploitability Score: 2.1

VMScore: 0

In OpenMNS Horizon 31.0.8 and versions earlier than 32.0.2 and related Meridian versions, any user that has the ROLE_FILESYSTEM_EDITOR can easily escalate their privileges to ROLE_ADMIN or any other role. The solution is to upgrade to Meridian 2023.1.5 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.

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opennms horizon
opennms meridian

This Metasploit module exploits built-in functionality in OpenNMS Horizon in order to execute arbitrary commands as the opennms user For versions 3202 and higher, this module requires valid credentials for a user with ROLE_FILESYSTEM_EDITOR privileges and either ROLE_ADMIN or ROLE_REST For versions 3201 and lower, credentials are required for ...

NVD-CWE-noinfo https://github.com/OpenNMS/opennms/pull/6250 https://docs.opennms.com/meridian/2023/releasenotes/changelog.html#releasenotes-changelog-Meridian-2023.1.5 https://nvd.nist.gov https://packetstormsecurity.com/files/177727/OpenNMS-Horizon-31.0.7-Remote-Command-Execution.html

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CVE-2023-40315

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