CVE-2020-7488: Schneider Electric Ecostruxure Machine Expert

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists which could leak sensitive information transmitted between the software and the Modicon M218, M241, M251, and M258 controllers.

Affected products

• Schneider Electric Ecostruxure Machine Expert: any version
• Schneider Electric Modicon m218 Firmware: any version
• Schneider Electric Modicon m241 Firmware: any version
• Schneider Electric Modicon m251 Firmware: any version
• Schneider Electric Modicon m258 Firmware: any version
• Schneider Electric Somachine: any version
• Schneider Electric Somachine Motion: any version

Published 2020-04-22. Last modified 2026-06-17.