🛡️ CVE-2022-33324
🟠 CVSS 7.5 — High ✅ No Known Exploit CWE-404 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

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.

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-404
Public Exploit ✅ No
Source NVD
Published 2022-12-23
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
melipc-mi5122-vw-firmware
melsec-iq-l-l04-hcpu-firmware
melsec-iq-l-l08-hcpu-firmware
melsec-iq-l-l16-hcpu-firmware
melsec-iq-l-l32-hcpu-firmware
melsec-iq-r-r00-cpu-firmware 33.0
melsec-iq-r-r01-cpu-firmware 33.0
melsec-iq-r-r02-cpu-firmware 33.0
melsec-iq-r-r04-cpu-firmware 66.0
melsec-iq-r-r04-sfcpu-firmware
melsec-iq-r-r08-cpu-firmware 66.0
melsec-iq-r-r08-sfcpu-firmware
melsec-iq-r-r12-ccpu-v-firmware
melsec-iq-r-r120-cpu-firmware 66.0
melsec-iq-r-r120-sfcpu-firmware
melsec-iq-r-r16-cpu-firmware 66.0
melsec-iq-r-r16-sfcpu-firmware
melsec-iq-r-r32-cpu-firmware 66.0
melsec-iq-r-r32-sfcpu-firmware

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