CVE-2021-20587

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Heap-based buffer overflow 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.

Vulnerabilidad de desbordamiento de búfer basada en Heap en el software de ingeniería de Mitsubishi Electric FA (CPU Module Logging Configuration Tool versiones 1.112R y anteriores, CW Configurator versiones 1.011M y anteriores, Data Transfer versiones 3.44W y anteriores, EZSocket versiones 5.4 y anteriores, FR Configurator todas las versiones, FR Configurator SW3 todas las versiones, FR Configurator2 versiones 1.24A y anteriores, GT Designer3 Version1(GOT1000) versiones 1. 250L y anteriores, GT Designer3 Version1(GOT2000) versiones 1.250L y anteriores, GT SoftGOT1000 Version3 versiones 3.245F y anteriores, GT SoftGOT2000 Version1 versiones 1.250L y anteriores, GX Configurator-DP versiones 7. 14Q y anteriores, GX Configurator-QP todas las versiones, GX Developer versiones 8.506C y anteriores, GX Explorer todas las versiones, GX IEC Developer todas las versiones, GX LogViewer versiones 1.115U y anteriores, GX RemoteService-I todas las versiones, GX Works2 versiones 1. 597X y anteriores, GX Works3 versiones 1.070Y y anteriores, iQ Monozukuri ANDON (Data Transfer) todas las versiones, iQ Monozukuri Process Remote Monitoring (Data Transfer) todas las versiones, M_CommDTM-HART todas las versiones, M_CommDTM-IO-Link versiones 1.03D y anteriores, MELFA-Works versiones 4.4 y anteriores, MELSEC WinCPU Setting Utility todas las versiones, MELSOFT EM Software Development Kit (EM Configurator) versiones 1. 015R y anteriores, MELSOFT Navigator versiones 2.74C y anteriores, MH11 SettingTool Version2 versiones 2.004E y anteriores, MI Configurator versiones 1.004E y anteriores, MT Works2 versiones 1.167Z y anteriores, MX Component versiones 5.001B y anteriores, Network Interface Board CC IE Control utility versiones 1.29F y anteriores, Network Interface Board CC IE Field Utility versiones 1.16S y anteriores, Network Interface Board CC-Link Ver.2 1.23Z y anteriores, Network Interface Board MNETH utility versions 34L y anteriores, PX Developer versions 1.53F y anteriores, RT ToolBox2 versions 3.73B y anteriores, RT ToolBox3 versions 1.82L y anteriores, Setting/monitoring tools for the C Controller module (SW4PVC-CCPU) versions 4.12N y anteriores y SLMP Data Collector versions 1. 04E y anteriores) permite que un atacante remoto no autenticado provoque una condición de denegación de servicio de los productos de software, y posiblemente ejecute un programa malicioso en el ordenador personal que ejecuta los productos de software, aunque no se ha reproducido, mediante la suplantación de MELSEC, GOT o FREQROL y el retorno de paquetes de respuesta manipulados

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-17 CVE Reserved
2021-02-19 CVE Published
2024-02-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (3)

URL	Tag	Source
https://jvn.jp/vu/JVNVU92330101/index.html	Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-21-049-02	Government Resource

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-021_en.pdf	2022-11-18

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mitsubishielectric Search vendor "Mitsubishielectric"		C Controller Module Setting And Monitoring Tool Search vendor "Mitsubishielectric" for product "C Controller Module Setting And Monitoring Tool"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Cpu Module Logging Configuration Tool Search vendor "Mitsubishielectric" for product "Cpu Module Logging Configuration Tool"				<= 1.112r Search vendor "Mitsubishielectric" for product "Cpu Module Logging Configuration Tool" and version " <= 1.112r"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Cw Configurator Search vendor "Mitsubishielectric" for product "Cw Configurator"				<= 1.011m Search vendor "Mitsubishielectric" for product "Cw Configurator" and version " <= 1.011m"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Data Transfer Search vendor "Mitsubishielectric" for product "Data Transfer"				<= 3.44w Search vendor "Mitsubishielectric" for product "Data Transfer" and version " <= 3.44w"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Ezsocket Search vendor "Mitsubishielectric" for product "Ezsocket"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Fr Configurator Search vendor "Mitsubishielectric" for product "Fr Configurator"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Fr Configurator Sw3 Search vendor "Mitsubishielectric" for product "Fr Configurator Sw3"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Fr Configurator2 Search vendor "Mitsubishielectric" for product "Fr Configurator2"				<= 1.24a Search vendor "Mitsubishielectric" for product "Fr Configurator2" and version " <= 1.24a"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gt Designer3 Search vendor "Mitsubishielectric" for product "Gt Designer3"				<= 1.250l Search vendor "Mitsubishielectric" for product "Gt Designer3" and version " <= 1.250l"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gt Softgot1000 Search vendor "Mitsubishielectric" for product "Gt Softgot1000"				<= 3.245f Search vendor "Mitsubishielectric" for product "Gt Softgot1000" and version " <= 3.245f"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gt Softgot2000 Search vendor "Mitsubishielectric" for product "Gt Softgot2000"				<= 1.250l Search vendor "Mitsubishielectric" for product "Gt Softgot2000" and version " <= 1.250l"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Configurator-dp Search vendor "Mitsubishielectric" for product "Gx Configurator-dp"				<= 7.14q Search vendor "Mitsubishielectric" for product "Gx Configurator-dp" and version " <= 7.14q"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Configurator-qp Search vendor "Mitsubishielectric" for product "Gx Configurator-qp"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Developer Search vendor "Mitsubishielectric" for product "Gx Developer"				<= 8.506c Search vendor "Mitsubishielectric" for product "Gx Developer" and version " <= 8.506c"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Explorer Search vendor "Mitsubishielectric" for product "Gx Explorer"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Iec Developer Search vendor "Mitsubishielectric" for product "Gx Iec Developer"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Logviewer Search vendor "Mitsubishielectric" for product "Gx Logviewer"				<= 1.115u Search vendor "Mitsubishielectric" for product "Gx Logviewer" and version " <= 1.115u"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Remoteservice-i Search vendor "Mitsubishielectric" for product "Gx Remoteservice-i"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Works2 Search vendor "Mitsubishielectric" for product "Gx Works2"				<= 1.597x Search vendor "Mitsubishielectric" for product "Gx Works2" and version " <= 1.597x"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Gx Works3 Search vendor "Mitsubishielectric" for product "Gx Works3"				<= 1.070y Search vendor "Mitsubishielectric" for product "Gx Works3" and version " <= 1.070y"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Iq Monozukuri Andon Search vendor "Mitsubishielectric" for product "Iq Monozukuri Andon"				-		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Iq Monozukuri Process Remote Monitoring Search vendor "Mitsubishielectric" for product "Iq Monozukuri Process Remote Monitoring"				-		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		M Commdtm-hart Search vendor "Mitsubishielectric" for product "M Commdtm-hart"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		M Commdtm-io-link Search vendor "Mitsubishielectric" for product "M Commdtm-io-link"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Melfa-works Search vendor "Mitsubishielectric" for product "Melfa-works"				<= 4.4 Search vendor "Mitsubishielectric" for product "Melfa-works" and version " <= 4.4"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Melsec Wincpu Setting Utility Search vendor "Mitsubishielectric" for product "Melsec Wincpu Setting Utility"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Melsoft Em Software Development Kit Search vendor "Mitsubishielectric" for product "Melsoft Em Software Development Kit"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Melsoft Navigator Search vendor "Mitsubishielectric" for product "Melsoft Navigator"				<= 2.74c Search vendor "Mitsubishielectric" for product "Melsoft Navigator" and version " <= 2.74c"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Mh11 Settingtool Version2 Search vendor "Mitsubishielectric" for product "Mh11 Settingtool Version2"				<= 2.004e Search vendor "Mitsubishielectric" for product "Mh11 Settingtool Version2" and version " <= 2.004e"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Mi Configurator Search vendor "Mitsubishielectric" for product "Mi Configurator"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Mt Works2 Search vendor "Mitsubishielectric" for product "Mt Works2"				<= 1.167z Search vendor "Mitsubishielectric" for product "Mt Works2" and version " <= 1.167z"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Mx Component Search vendor "Mitsubishielectric" for product "Mx Component"				<= 5.001b Search vendor "Mitsubishielectric" for product "Mx Component" and version " <= 5.001b"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Network Interface Board Cc-link Search vendor "Mitsubishielectric" for product "Network Interface Board Cc-link"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Network Interface Board Cc Ie Control Utility Search vendor "Mitsubishielectric" for product "Network Interface Board Cc Ie Control Utility"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Network Interface Board Cc Ie Field Utility Search vendor "Mitsubishielectric" for product "Network Interface Board Cc Ie Field Utility"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Network Interface Board Mneth Utility Search vendor "Mitsubishielectric" for product "Network Interface Board Mneth Utility"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Px Developer Search vendor "Mitsubishielectric" for product "Px Developer"				<= 1.53f Search vendor "Mitsubishielectric" for product "Px Developer" and version " <= 1.53f"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Rt Toolbox2 Search vendor "Mitsubishielectric" for product "Rt Toolbox2"				<= 3.73b Search vendor "Mitsubishielectric" for product "Rt Toolbox2" and version " <= 3.73b"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Rt Toolbox3 Search vendor "Mitsubishielectric" for product "Rt Toolbox3"				<= 1.82l Search vendor "Mitsubishielectric" for product "Rt Toolbox3" and version " <= 1.82l"		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Setting\/monitoring Tools For The C Controller Module Search vendor "Mitsubishielectric" for product "Setting\/monitoring Tools For The C Controller Module"				*		-		Affected
Mitsubishielectric Search vendor "Mitsubishielectric"		Slmp Data Collector Search vendor "Mitsubishielectric" for product "Slmp Data Collector"				<= 1.04e Search vendor "Mitsubishielectric" for product "Slmp Data Collector" and version " <= 1.04e"		-		Affected