CVE-2023-6374: Mitsubishielectric Melsec WS0-GETH00200 Firmware

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

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC WS Series WS0-GETH00200 all serial numbers allows a remote unauthenticated attacker to bypass authentication by capture-replay attack and illegally login to the affected module. As a result, the remote attacker who has logged in illegally may be able to disclose or tamper with the programs and parameters in the modules.

Affected products

• Mitsubishielectric Melsec WS0-GETH00200 Firmware: affected versions not specified

Published 2024-01-30. Last modified 2026-06-17.