Denial of Service (DoS) Vulnerability in MELSEC iQ-R Series Ethernet Interface Module
CVE-2022-40265

8.6HIGH

Key Information:

Vendor

Mitsubishi Electric Corporation

Status
Melsec Iq-r Series Rj71en71
Melsec Iq-r Series R04/08/16/32/120encpu
Vendor
CVE Published:
30 November 2022

What is CVE-2022-40265?

Improper Input Validation vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series RJ71EN71 Firmware version "65" and prior and Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120ENCPU Network Part Firmware version "65" and prior allows a remote unauthenticated attacker to cause a Denial of Service condition by sending specially crafted packets. A system reset is required for recovery.

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Affected Version(s)

MELSEC iQ-R Series R04/08/16/32/120ENCPU Network Part Firmware version "65" and prior

MELSEC iQ-R Series RJ71EN71 Firmware version "65" and prior

References

https://www.mitsubishielectric.com/en/psirt/vulnerability...
https://jvn.jp/vu/JVNVU94702422

CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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