CVE-2022-33324

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.

• CWE-404
• CWE-404

• https://jvn.jp/vu/JVNVU96883262Third Party Advisory
• https://www.cisa.gov/uscert/ics/advisories/icsa-22-356-03Patch, Third Party Advisory, US Government Resource
• https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-018_en.pdfVendor Advisory
• https://jvn.jp/vu/JVNVU96883262Third Party Advisory
• https://www.cisa.gov/uscert/ics/advisories/icsa-22-356-03Patch, Third Party Advisory, US Government Resource
• https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-018_en.pdfVendor Advisory

Published

Dec 23, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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