CVE-2020-14523

Name: CVE-2020-14523
Creator: NVD / NIST
Published: 2022-02-11T18:15:08.577+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.17%

Last modified Jun 17, 2026

CVE-2020-14523 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Multiple Mitsubishi Electric Factory Automation products have a vulnerability that allows an attacker to execute arbitrary code.. EPSS estimates a 2.17% chance of exploitation in the next 30 days.

Description

Multiple Mitsubishi Electric Factory Automation products have a vulnerability that allows an attacker to execute arbitrary code.

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

2.17%

80.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mitsubishielectric	Cw Configurator	<= 1.010l
Mitsubishielectric	Fr Configurator2	<= 1.22y
Mitsubishielectric	Gx Works2	<= 1.595v
Mitsubishielectric	Gx Works3	<= 1.063r
Mitsubishielectric	Iu Configuration Tool	<= 1.04
Mitsubishielectric	Iu Developer2	<= 1.08
Mitsubishielectric	Melsoft Iq Appportal	<= 1.17t
Mitsubishielectric	Melsoft Navigator	<= 2.70y
Mitsubishielectric	Mi Configurator	All versions
Mitsubishielectric	Mr Configurator2	<= 1.110q
Mitsubishielectric	Mt Works2	<= 1.156n
Mitsubishielectric	Mx Component	<= 4.20w
Mitsubishielectric	Rt Toolbox3	<= 1.70y
Mitsubishielectric	Rd78g4 Firmware	<= 10
Mitsubishielectric	Rd78g8 Firmware	<= 10
Mitsubishielectric	Rd78g16 Firmware	<= 10
Mitsubishielectric	Rd78g32 Firmware	<= 10
Mitsubishielectric	Rd78g64 Firmware	<= 10
Mitsubishielectric	Rd78ghv Firmware	<= 10
Mitsubishielectric	Rd78ghw Firmware	<= 10

References

https://jvn.jp/vu/JVNVU90224831/Third Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-20-212-03Patch, Third Party Advisory, US Government Resource
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-008_en.pdfVendor Advisory
https://jvn.jp/vu/JVNVU90224831/Third Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-20-212-03Patch, Third Party Advisory, US Government Resource
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-008_en.pdfVendor Advisory

Timeline

Published: Feb 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14523?

Multiple Mitsubishi Electric Factory Automation products have a vulnerability that allows an attacker to execute arbitrary code.

How severe is CVE-2020-14523?

CVE-2020-14523 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.17% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14523?

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-2020-14523?

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

Scan your code now

Source: NVD / NIST