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Vulnerability DatabaseCVE-2021-25931

CVE-2021-25931: 
Java vulnerability analysis and mitigation

Overview

A Cross-Site Request Forgery (CSRF) vulnerability was discovered in OpenNMS Horizon (versions opennms-1-0-stable through opennms-27.1.0-1) and OpenNMS Meridian (versions meridian-foundation-2015.1.0-1 through meridian-foundation-2019.1.18-1 and meridian-foundation-2020.1.0-1 through meridian-foundation-2020.1.6-1). The vulnerability was disclosed on May 20, 2021 (WhiteSource).

Technical details

The vulnerability exists due to lack of CSRF protection at the /opennms/admin/userGroupView/users/updateUser endpoint. The 'modify user' settings feature is affected by this vulnerability. The issue has a CVSS v3.1 base score of 8.8 (High) with Network attack vector, Low attack complexity, No privileges required, and User interaction required (WhiteSource).

Impact

This vulnerability allows an attacker to trick an admin user into assigning administrator privileges (ROLE_ADMIN) to a normal user by having them click on an attacker-controlled website. This can lead to privilege escalation and unauthorized administrative access to the system (WhiteSource).

Mitigation and workarounds

Users should upgrade to OpenNMS Horizon 27.1.1, Meridian 2020.1.7, or Meridian 2019.1.19 which contain fixes for this vulnerability (WhiteSource).

Additional resources

Source: This report was generated using AI

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