Security Advisory

CVE-2021-47770

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-01-21 17:27:32
Last updated 2026-04-07 14:06:05
Assigner VulnCheck
State PUBLISHED

Description

OpenPLC v3 contains an authenticated remote code execution vulnerability that allows attackers with valid credentials to inject malicious code through the hardware configuration interface. Attackers can upload a custom hardware layer with embedded reverse shell code that establishes a network connection to a specified IP and port, enabling remote command execution.