CVE-2022-33324: Denial-of-Service Vulnerability in Ethernet port of MELSEC iQ-R, iQ-L Series and MELIPC Series
First published: Fri Dec 23 2022(Updated: )
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.
Credit: Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mitsubishi Melsec Iq-r R00 Cpu Firmware | <33.0 | |
| Mitsubishi Melsec Iq-r R00 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R01 Cpu Firmware | <33.0 | |
| Mitsubishi Melsec Iq-r R01 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R02 Cpu Firmware | <33.0 | |
| Mitsubishi Melsec Iq-r R02 Cpu | ||
| Mitsubishi Melsec Iq-r R04 Pcpu Firmware | <66.0 | |
| Mitsubishi Melsec Iq-r R04 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R08 Cpu Firmware | <66.0 | |
| Mitsubishi Melsec Iq-r R08 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R16 Cpu Firmware | <66.0 | |
| Mitsubishi Melsec Iq-r R16 Cpu | ||
| Mitsubishi Melsec Iq-r R32 CPU | <66.0 | |
| Mitsubishi Melsec Iq-r R32 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R120 Cpu | <66.0 | |
| Mitsubishi Melsec Iq-r R120 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R04 Sfcpu | ||
| Mitsubishi Melsec Iq-r R04 Sfcpu | ||
| Mitsubishi Melsec Iq-r R08 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R08 Sfcpu Firmware | ||
| Mitsubishi Melsec Iq-r R120 Sfcpu | ||
| Mitsubishi Melsec Iq-r R120 Cpu | ||
| Mitsubishi Melsec Iq-r R16 Sfcpu | ||
| Mitsubishi Melsec Iq-r R16 Sfcpu Firmware | ||
| Mitsubishi Melsec Iq-r R32 Sfcpu | ||
| Mitsubishi Melsec Iq-r R32 Sfcpu Firmware | ||
| Mitsubishi Melsec Iq-r R12 Ccpu-v | ||
| Mitsubishi Melsec Iq-r R12 Ccpu-v Firmware | ||
| Mitsubishi Electric Mi5122-vw Firmware | ||
| Mitsubishi Melipc Mi5122-vw Firmware | ||
| Mitsubishi Melsec Iq-l L04 Hcpu | ||
| Mitsubishi Melsec Iq-l L04 Hcpu Firmware | ||
| Mitsubishi Melsec Iq-l L08 Hcpu | ||
| Mitsubishi Melsec Iq-l L08 Hcpu Firmware | ||
| Mitsubishi Melsec Iq-l L16 Hcpu | ||
| Mitsubishi Melsec Iq-l L16 Hcpu Firmware | ||
| Mitsubishi Melsec Iq-l L32 Hcpu | ||
| Mitsubishi Melsec Iq-l L32 Hcpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R00 Cpu Firmware | <33.0 | |
| Mitsubishi Melsec Iq-r R00 Cpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R01 Cpu Firmware | <33.0 | |
| Mitsubishi Melsec Iq-r R01 Cpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R02 Cpu Firmware | <33.0 | |
| Mitsubishi Melsec Iq-r R02 Cpu | ||
| All of | ||
| Mitsubishi Melsec Iq-r R04 Pcpu Firmware | <66.0 | |
| Mitsubishi Melsec Iq-r R04 Cpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R08 Cpu Firmware | <66.0 | |
| Mitsubishi Melsec Iq-r R08 Cpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R16 Cpu Firmware | <66.0 | |
| Mitsubishi Melsec Iq-r R16 Cpu | ||
| All of | ||
| Mitsubishi Melsec Iq-r R32 CPU | <66.0 | |
| Mitsubishi Melsec Iq-r R32 Cpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R120 Cpu | <66.0 | |
| Mitsubishi Melsec Iq-r R120 Cpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R04 Sfcpu | ||
| Mitsubishi Melsec Iq-r R04 Sfcpu | ||
| All of | ||
| Mitsubishi Melsec Iq-r R08 Cpu Firmware | ||
| Mitsubishi Melsec Iq-r R08 Sfcpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R120 Sfcpu | ||
| Mitsubishi Melsec Iq-r R120 Cpu | ||
| All of | ||
| Mitsubishi Melsec Iq-r R16 Sfcpu | ||
| Mitsubishi Melsec Iq-r R16 Sfcpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R32 Sfcpu | ||
| Mitsubishi Melsec Iq-r R32 Sfcpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-r R12 Ccpu-v | ||
| Mitsubishi Melsec Iq-r R12 Ccpu-v Firmware | ||
| All of | ||
| Mitsubishi Electric Mi5122-vw Firmware | ||
| Mitsubishi Melipc Mi5122-vw Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-l L04 Hcpu | ||
| Mitsubishi Melsec Iq-l L04 Hcpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-l L08 Hcpu | ||
| Mitsubishi Melsec Iq-l L08 Hcpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-l L16 Hcpu | ||
| Mitsubishi Melsec Iq-l L16 Hcpu Firmware | ||
| All of | ||
| Mitsubishi Melsec Iq-l L32 Hcpu | ||
| Mitsubishi Melsec Iq-l L32 Hcpu Firmware |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2022-33324.
What is the severity of CVE-2022-33324?
The severity of CVE-2022-33324 is high with a severity value of 7.5.
Which software versions are affected by CVE-2022-33324?
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 are affected by CVE-2022-33324.
How can I fix CVE-2022-33324?
To fix CVE-2022-33324, it is recommended to update the affected software versions to a version higher than "33.0" for R00/01/02CPU Firmware and higher than "66.0" for R04/08/16/32/120(EN)CPU Firmware.
Where can I find more information about CVE-2022-33324?
You can find more information about CVE-2022-33324 at the following references: [CVE-2022-33324](https://jvn.jp/vu/JVNVU96883262), [CISA Advisory](https://www.cisa.gov/uscert/ics/advisories/icsa-22-356-03), [Mitsubishi Electric PSIRT](https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-018_en.pdf).
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- source/MITRE
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- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- vendor/mitsubishi
- canonical/mitsubishi melsec iq-r r00 cpu firmware
- canonical/mitsubishi melsec iq-r r01 cpu firmware
- canonical/mitsubishi melsec iq-r r02 cpu firmware
- canonical/mitsubishi melsec iq-r r02 cpu
- canonical/mitsubishi melsec iq-r r04 pcpu firmware
- canonical/mitsubishi melsec iq-r r04 cpu firmware
- canonical/mitsubishi melsec iq-r r08 cpu firmware
- canonical/mitsubishi melsec iq-r r16 cpu firmware
- canonical/mitsubishi melsec iq-r r16 cpu
- canonical/mitsubishi melsec iq-r r32 cpu
- canonical/mitsubishi melsec iq-r r32 cpu firmware
- canonical/mitsubishi melsec iq-r r120 cpu
- canonical/mitsubishi melsec iq-r r120 cpu firmware
- canonical/mitsubishi melsec iq-r r04 sfcpu
- canonical/mitsubishi melsec iq-r r08 sfcpu firmware
- canonical/mitsubishi melsec iq-r r120 sfcpu
- canonical/mitsubishi melsec iq-r r16 sfcpu
- canonical/mitsubishi melsec iq-r r16 sfcpu firmware
- canonical/mitsubishi melsec iq-r r32 sfcpu
- canonical/mitsubishi melsec iq-r r32 sfcpu firmware
- canonical/mitsubishi melsec iq-r r12 ccpu-v
- canonical/mitsubishi melsec iq-r r12 ccpu-v firmware
- canonical/mitsubishi electric mi5122-vw firmware
- canonical/mitsubishi melipc mi5122-vw firmware
- canonical/mitsubishi melsec iq-l l04 hcpu
- canonical/mitsubishi melsec iq-l l04 hcpu firmware
- canonical/mitsubishi melsec iq-l l08 hcpu
- canonical/mitsubishi melsec iq-l l08 hcpu firmware
- canonical/mitsubishi melsec iq-l l16 hcpu
- canonical/mitsubishi melsec iq-l l16 hcpu firmware
- canonical/mitsubishi melsec iq-l l32 hcpu
- canonical/mitsubishi melsec iq-l l32 hcpu firmware