CVE-2022-25163

Name: CVE-2022-25163
Creator: NVD / NIST
Published: 2022-06-02T18:15:09.527+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.06%

Last modified Jun 17, 2026

CVE-2022-25163 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Improper Input Validation vulnerability in Mitsubishi Electric MELSEC-Q Series QJ71E71-100 first 5 digits of serial number "24061" or prior, Mitsubishi Electric MELSEC-L series LJ71E71-100 first 5 digits of serial number "24061" or prior and Mitsubishi Electric MELSEC iQ-R Series RD81MES96N firmware version "08" or prior allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on the target products by sending specially crafted packets.. EPSS estimates a 2.06% chance of exploitation in the next 30 days.

Description

Improper Input Validation vulnerability in Mitsubishi Electric MELSEC-Q Series QJ71E71-100 first 5 digits of serial number "24061" or prior, Mitsubishi Electric MELSEC-L series LJ71E71-100 first 5 digits of serial number "24061" or prior and Mitsubishi Electric MELSEC iQ-R Series RD81MES96N firmware version "08" or prior allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on the target products by sending specially crafted packets.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.06%

78.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Mitsubishi	Melsec Iq-R Rd81mes96n Firmware	< 09
Mitsubishi	Melsec Qj71e71-100 Firmware	< 24062
Mitsubishi	Melsec Lj71e71-100 Firmware	< 24062

References

https://jvn.jp/vu/JVNVU92561747/index.htmlThird Party Advisory
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-006_en.pdfVendor Advisory
https://jvn.jp/vu/JVNVU92561747/index.htmlThird Party Advisory
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-006_en.pdfVendor Advisory

Timeline

Published: Jun 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-25163?

How severe is CVE-2022-25163?

CVE-2022-25163 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.06% probability of exploitation in the next 30 days.

How do I fix CVE-2022-25163?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-25163?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST