CVE-2020-12760

HIGH

OpenNMS Horizon <26.0.1, Meridian <2018.1.19 & 2019 <2019.1.7 - Rem...

Title source: llm
STIX 2.1

Description

An issue was discovered in OpenNMS Horizon before 26.0.1, and Meridian before 2018.1.19 and 2019 before 2019.1.7. The ActiveMQ channel configuration allowed for arbitrary deserialization of Java objects (aka ActiveMQ Minion payload deserialization), leading to remote code execution for any authenticated channel user regardless of its assigned permissions.

References (5)

Core 5

Scores

CVSS v3 8.8
EPSS 0.0341
EPSS Percentile 87.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-502
Status published
Products (3)
opennms/opennms_horizon < 26.1.0
opennms/opennms_meridian < 2018.1.19
org.opennms.core/org.opennms.core.daemon 0 - 26.0.1Maven
Published May 11, 2020
Tracked Since Feb 18, 2026