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CVE-2022-33324

HIGH CVSS: 7.5 Published: 2022-12-23 Modified: 2026-06-17

Description

Improper Resource Shutdown or Release vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series R00/01/02CPU Firmware versions "32" and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120(EN)CPU Firmware versions "65" and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R08/16/32/120SFCPU Firmware versions "29" and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R08/16/32/120PSFCPU Firmware versions "08" and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R12CCPU-V Firmware versions "17" and prior, Mitsubishi Electric Corporation MELSEC iQ-L Series L04/08/16/32HCPU Firmware versions "05" and prior and Mitsubishi Electric Corporation MELIPC Series MI5122-VW Firmware versions "07" and prior allows a remote unauthenticated attacker to cause a Denial of Service condition in Ethernet communication on the module by sending specially crafted packets. A system reset of the module is required for recovery.

Affected Platforms

Mitsubishi Melsec Iq-R R02 Cpu FirmwareMitsubishi Melsec Iq-L L08 HcpuMitsubishi Melsec Iq-R R12 Ccpu-V FirmwareMitsubishi Melsec Iq-L L32 HcpuMitsubishi Melsec Iq-R R08 SfcpuMitsubishi Melsec Iq-R R02 CpuMitsubishi Melipc Mi5122-Vw FirmwareMitsubishi Melsec Iq-R R04 CpuMitsubishi Melsec Iq-R R32 CpuMitsubishi Melsec Iq-L L16 Hcpu Firmware

Weakness Type

CWE-404, CWE-404

References