critical
9.8
CWE
119 130
Advisory Published
Updated

CVE-2021-20588: Buffer Overflow

First published: Fri Feb 19 2021(Updated: )

Improper handling of length parameter inconsistency vulnerability in Mitsubishi Electric FA Engineering Software(CPU Module Logging Configuration Tool versions 1.112R and prior, CW Configurator versions 1.011M and prior, Data Transfer versions 3.44W and prior, EZSocket versions 5.4 and prior, FR Configurator all versions, FR Configurator SW3 all versions, FR Configurator2 versions 1.24A and prior, GT Designer3 Version1(GOT1000) versions 1.250L and prior, GT Designer3 Version1(GOT2000) versions 1.250L and prior, GT SoftGOT1000 Version3 versions 3.245F and prior, GT SoftGOT2000 Version1 versions 1.250L and prior, GX Configurator-DP versions 7.14Q and prior, GX Configurator-QP all versions, GX Developer versions 8.506C and prior, GX Explorer all versions, GX IEC Developer all versions, GX LogViewer versions 1.115U and prior, GX RemoteService-I all versions, GX Works2 versions 1.597X and prior, GX Works3 versions 1.070Y and prior, iQ Monozukuri ANDON (Data Transfer) all versions, iQ Monozukuri Process Remote Monitoring (Data Transfer) all versions, M_CommDTM-HART all versions, M_CommDTM-IO-Link versions 1.03D and prior, MELFA-Works versions 4.4 and prior, MELSEC WinCPU Setting Utility all versions, MELSOFT EM Software Development Kit (EM Configurator) versions 1.015R and prior, MELSOFT Navigator versions 2.74C and prior, MH11 SettingTool Version2 versions 2.004E and prior, MI Configurator versions 1.004E and prior, MT Works2 versions 1.167Z and prior, MX Component versions 5.001B and prior, Network Interface Board CC IE Control utility versions 1.29F and prior, Network Interface Board CC IE Field Utility versions 1.16S and prior, Network Interface Board CC-Link Ver.2 Utility versions 1.23Z and prior, Network Interface Board MNETH utility versions 34L and prior, PX Developer versions 1.53F and prior, RT ToolBox2 versions 3.73B and prior, RT ToolBox3 versions 1.82L and prior, Setting/monitoring tools for the C Controller module (SW4PVC-CCPU) versions 4.12N and prior and SLMP Data Collector versions 1.04E and prior) allows a remote unauthenticated attacker to cause a DoS condition of the software products, and possibly to execute a malicious program on the personal computer running the software products although it has not been reproduced, by spoofing MELSEC, GOT or FREQROL and returning crafted reply packets.

Credit: Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp

Affected SoftwareAffected VersionHow to fix
Mitsubishi Electric CPU Module Logging Configuration Tool
Mitsubishi Electric CW Configurator
Mitsubishi Electric Data Transfer
Mitsubishi Electric EZSocket
Mitsubishi Electric FR Configurator2
Mitsubishi Electric FR Configurator
Mitsubishi Electric FR Configurator2
Mitsubishi Electric GT Designer3 Version1 (GOT1000)
Mitsubishi Electric GT Designer3 Version1 (GOT2000)
Mitsubishi Electric GT SoftGOT1000
Mitsubishi Electric GT SoftGOT2000
Mitsubishi Electric GX Configurator-DP
Mitsubishi Electric GX Configurator-QP
Mitsubishi Electric GX Developer
Mitsubishi Electric GX Explorer
Mitsubishi Electric GX IEC Developer
Mitsubishi Electric GX LogViewer
Mitsubishi Electric GX RemoteService-I
Mitsubishi Electric GX Works2
Mitsubishi Electric GX Works3
Mitsubishi Electric iQ Monozukuri Andon
Mitsubishi Electric iQ Monozukuri Process Remote Monitoring
Mitsubishi Electric M_CommDTM-HART
Mitsubishi Electric M_CommDTM-IO-Link
Mitsubishi Electric MELFA-Works
Mitsubishi Electric MELSEC WinCPU Setting Utility
Mitsubishi Electric Setting/Monitoring Tools for the C Controller Module
Mitsubishi Electric CPU Module Logging Configuration Tool<=1.112r
Mitsubishi Electric CW Configurator<=1.011m
Mitsubishi Electric Data Transfer<=3.44w
Mitsubishi Electric EZSocket
Mitsubishi Electric FR Configurator
Mitsubishi Electric FR Configurator SW3
Mitsubishi Electric FR Configurator2 Firmware<=1.24a
Mitsubishi Electric GT Designer 3<=1.250l
Mitsubishi Electric GT SoftGOT1000<=3.245f
Mitsubishi Electric GT SoftGOT2000<=1.250l
Mitsubishi Electric GX Configurator-DP<=7.14q
Mitsubishi Electric GX Configurator-QP
Mitsubishi Electric GX Developer<=8.506c
Mitsubishi Electric GX Explorer
Mitsubishi Electric GX IEC Developer
Mitsubishi Electric GX LogViewer<=1.115u
Mitsubishi Electric GX RemoteService-I
Mitsubishi Electric GX Works2<=1.597x
Mitsubishi Electric GX Works3<=1.070y
Mitsubishi Electric iQ Monozukuri Andon
Mitsubishi Electric iQ Monozukuri Process Remote Monitoring
Mitsubishi Electric M Commdtm-HART
Mitsubishi Electric M Commdtm IO-Link
Mitsubishi Electric MELFA-Works<=4.4
Mitsubishi Electric MELSEC WinCPU Setting Utility
Mitsubishi Electric MELSOFT EM Software Development Kit
Mitsubishi Electric iQ Works (MELSOFT Navigator)<=2.74c
Mitsubishi Electric MH11 Setting Tool Version 2<=2.004e
Mitsubishi Electric MI Configurator
Mitsubishi Electric MT Works2<=1.167z
Mitsubishi Electric MX Component<=5.001b
Mitsubishi Electric Network Interface Board CC-Link
Mitsubishi Electric Network Interface Board CC IE Control Utility Firmware
Mitsubishi Electric Network Interface Board CC IE Field Utility Firmware
Mitsubishi Electric Network Interface Board MNETH Utility
Mitsubishi Electric PX Developer<=1.53f
Mitsubishi Electric RT Toolbox2<=3.73b
Mitsubishi Electric RT Toolbox 3<=1.82l
Mitsubishi Electric Setting/Monitoring Tools for the C Controller Module
Mitsubishi Electric SLMP Data Collector<=1.04e

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Parent vulnerabilities

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Frequently Asked Questions

  • What is the severity of CVE-2021-20588?

    The severity of CVE-2021-20588 is critical with a score of 9.8.

  • What software versions are affected by CVE-2021-20588?

    Mitsubishielectric FA Engineering Software(CPU Module Logging Configuration Tool versions 1.112R and prior, CW Configurator versions 1.011M and prior, Data Transfer versions 3.44W and prior, EZSocket versions 5.4 and prior are affected by CVE-2021-20588.

  • How can I fix CVE-2021-20588?

    To fix CVE-2021-20588, it is recommended to update the affected software versions to the latest patched versions provided by Mitsubishi Electric.

  • Where can I find more information about CVE-2021-20588?

    You can find more information about CVE-2021-20588 on the JVN, CISA, and Mitsubishi Electric websites using the provided references.

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