CVE-2019-6535: Mitsubishielectric q03udecpu Firmware

High severity, CVSS 7.5. EPSS: 4.3% chance of exploitation in the next 30 days.

Mitsubishi Electric Q03/04/06/13/26UDVCPU: serial number 20081 and prior, Q04/06/13/26UDPVCPU: serial number 20081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 20101 and prior. A remote attacker can send specific bytes over Port 5007 that will result in an Ethernet stack crash and disruption to USB communication.

Affected products

• Mitsubishielectric q03udecpu Firmware: up to and including 20101
• Mitsubishielectric q03udvcpu Firmware: up to and including 20081
• Mitsubishielectric q04udehcpu Firmware: up to and including 20101
• Mitsubishielectric q04udpvcpu Firmware: up to and including 20081
• Mitsubishielectric q04udvcpu Firmware: up to and including 20081
• Mitsubishielectric q06udehcpu Firmware: up to and including 20101
• Mitsubishielectric q06udpvcpu Firmware: up to and including 20081
• Mitsubishielectric q06udvcpu Firmware: up to and including 20081
• Mitsubishielectric q100udehcpu Firmware: up to and including 20101
• Mitsubishielectric q10udehcpu Firmware: up to and including 20101
• Mitsubishielectric q13udehcpu Firmware: up to and including 20101
• Mitsubishielectric q13udpvcpu Firmware: up to and including 20081
• Mitsubishielectric q13udvcpu Firmware: up to and including 20081
• Mitsubishielectric q20udehcpu Firmware: up to and including 20101
• Mitsubishielectric q26udehcpu Firmware: up to and including 20101
• Mitsubishielectric q26udpvcpu Firmware: up to and including 20081
• Mitsubishielectric q26udvcpu Firmware: up to and including 20081
• Mitsubishielectric q50udehcpu Firmware: up to and including 20101

Published 2019-02-05. Last modified 2026-06-17.