CVE-2022-40265

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

Description

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.

Category

8.6
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.18%
Vendor Advisory mitsubishielectric.com
Affected: Mitsubishi Electric Corporation MELSEC iQ-R Series RJ71EN71
Affected: Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120ENCPU
Published at:
Updated at:

References

Link Tags
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-017_en.pdf vendor advisory
https://jvn.jp/vu/JVNVU94702422 third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-40265?
CVE-2022-40265 has been scored as a high severity vulnerability.
How to fix CVE-2022-40265?
To fix CVE-2022-40265, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-40265 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-40265 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-40265?
CVE-2022-40265 affects Mitsubishi Electric Corporation MELSEC iQ-R Series RJ71EN71, Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120ENCPU.
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