CVE-2020-28213: Schneider Electric Ecostruxure Control Expert

High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days.

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution when sending specially crafted requests over Modbus.

Affected products

• Schneider Electric Ecostruxure Control Expert: any version

Published 2020-11-19. Last modified 2026-06-17.