CVE-2022-34759: Schneider Electric Opc Ua Module For m580 Firmware

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

A CWE-787: Out-of-bounds Write vulnerability exists that could cause a denial of service of the webserver due to improper parsing of the HTTP Headers. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V1.0), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)

Affected products

• Schneider Electric Opc Ua Module For m580 Firmware: up to and including 1.10
• Schneider Electric x80 Advanced Rtu Module Firmware: version 1.0 only

Published 2022-07-13. Last modified 2026-06-17.