CVE-2021-22705: Schneider Electric Ecostruxure Machine Expert

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause denial of service or unauthorized access to system information when interacting directly with a driver installed by Vijeo Designer or EcoStruxure Machine Expert

Affected products

• Schneider Electric Ecostruxure Machine Expert: before 2.0 (fixed in 2.0)
• Schneider Electric Vijeo Designer: before 6.2.11 (fixed in 6.2.11)

Published 2021-05-26. Last modified 2026-06-17.