CVE-2022-43377: Schneider Electric Netbotz 355 Firmware

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists that could cause account takeover when a brute force attack is performed on the account. Affected Products: NetBotz 4 - 355/450/455/550/570 (V4.7.0 and prior)

Affected products

• Schneider Electric Netbotz 355 Firmware: from 4.0.0, up to and including 4.7.0
• Schneider Electric Netbotz 450 Firmware: from 4.0.0, up to and including 4.7.0
• Schneider Electric Netbotz 455 Firmware: from 4.0.0, up to and including 4.7.0
• Schneider Electric Netbotz 550 Firmware: from 4.0.0, up to and including 4.7.0
• Schneider Electric Netbotz 570 Firmware: from 4.0.0, up to and including 4.7.0

Published 2023-04-18. Last modified 2026-06-17.