Mitsubishi Electric

Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series Q03UDVCPU, Q04UDVCPU, Q06UDVCPU, Q13UDVCPU, Q26UDVCPU, Q04UDPVCPU, Q06UDPVCPU, Q13UDPVCPU, and Q26UDPVCPU with the first 5 digits of serial No. "24082" to "27081" allows a remote attacker to cause an integer underflow by sending specially crafted packets to the affected product to stop Ethernet communication and the execution of control programs on the product, when the user authentication function is enabled. The user authentication function is enabled by default only when settings are configured by GX Works2, which complies with the Cybersecurity Law of the People's Republic of China, and is normally disabled.

Authentication Bypass by Spoofing vulnerability in Mitsubishi Electric Corporation GOT2000 Series GT27 model versions 01.14.000 to 01.47.000, Mitsubishi Electric Corporation GOT2000 Series GT25 model versions 01.14.000 to 01.47.000 and Mitsubishi Electric Corporation GT SoftGOT2000 versions 1.265B to 1.285X allows a remote unauthenticated attacker to disclose sensitive information from users' browsers or spoof legitimate users by abusing inappropriate HTML attributes.

Insufficiently Protected Credentials vulnerability in Mitsubishi Electric Corporation GX Works3 versions 1.015R and later allows a remote unauthenticated attacker to disclose sensitive information. As a result, unauthenticated users could access to MELSEC safety CPU modules illgally.

Use of Hard-coded Cryptographic Key vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A to 1.090U, GT Designer3 Version1 (GOT2000) versions from 1.122C to 1.290C, Motion Control Setting(GX Works3 related software) versions from 1.035M to 1.042U, and MT Works2 versions from 1.100E to 1.200J allows a remote unauthenticated attacker to disclose sensitive information. As a result, unauthenticated users may view programs and project files or execute programs illegally.

Use of Hard-coded Cryptographic Key vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A and later allows a remote unauthenticated attacker to disclose sensitive information. As a result, unauthenticated attackers may view programs and project file or execute programs illegally.

Use of Hard-coded Cryptographic Key vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A and later allows a remote unauthenticated attacker to disclose sensitive information. As a result, unauthenticated attackers may view programs and project files or execute programs illegally.

Cleartext Storage of Sensitive Information vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A to 1.087R and Motion Control Setting(GX Works3 related software) versions from 1.000A to 1.042U allows a remote unauthenticated attacker to disclose sensitive information. As a result, unauthenticated users may view programs and project files or execute programs illegally.

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in the licensing feature of Mitsubishi Electric Iconics Digital Solutions GENESIS64 versions 10.97 to 10.97.2, Mitsubishi Electric GENESIS64 versions 10.97 to 10.97.2, Mitsubishi Electric Iconics Digital Solutions ICONICS Suite versions 10.97 to 10.97.2, Mitsubishi Electric ICONICS Suite versions 10.97 to 10.97.2, Mitsubishi Electric Iconics Digital Solutions GENESIS32 versions 9.7 and prior, Mitsubishi Electric GENESIS32 versions 9.7 and prior, Mitsubishi Electric Iconics Digital Solutions BizViz versions 9.7 and prior, Mitsubishi Electric BizViz versions 9.7 and prior, and Mitsubishi Electric MC Works64 all versions allows a local attacker to execute a malicious code with administrative privileges by tampering with a specific file that is not protected by the system.

Weak Password Requirements vulnerability in Mitsubishi Electric Corporation photovoltaic system monitor “EcoGuideTAB” PV-DR004J all versions and PV-DR004JA all versions allows an attacker within the Wi-Fi communication range between the units of the product (measurement unit and display unit) to derive the password from the SSID. In addition, if the product is configured to enable the individual air conditioner control function, an attacker who has access to the Wi-Fi communication between the units by exploiting this vulnerability may be able to execute ECHONET Lite commands to perform operations such as turning the air conditioner on or off and changing the set temperature. The individual air conditioner control function is available only in display unit version 02.00.01 or later and measurement unit version 02.03.01 or later. The affected products discontinued in 2015, support ended in 2020.

Execution with Unnecessary Privileges vulnerability in multiple services of Mitsubishi Electric GENESIS64 all versions, Mitsubishi Electric Iconics Digital Solutions GENESIS64 all versions, Mitsubishi Electric ICONICS Suite all versions, Mitsubishi Electric Iconics Digital Solutions ICONICS Suite all versions, Mitsubishi Electric MC Works64 all versions, Mitsubishi Electric GENESIS version 11.00, Mitsubishi Electric Iconics Digital Solutions GENESIS version 11.00, Mitsubishi Electric GENESIS32 all versions, Mitsubishi Electric Iconics Digital Solutions GENESIS32 all versions, Mitsubishi Electric BizViz all versions, and Mitsubishi Electric Iconics Digital Solutions BizViz all versions allows a local authenticated attacker to make an unauthorized write to arbitrary files, by creating a symbolic link from a file used as a write destination by the services of the affected products to a target file. This could allow the attacker to destroy the file on a PC with the affected products installed, resulting in a denial-of-service (DoS) condition on the PC if the destroyed file is necessary for the operation of the PC.

Incorrect Privilege Assignment vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series Safety CPU R08/16/32/120SFCPU all versions and MELSEC iQ-R Series SIL2 Process CPU R08/16/32/120PSFCPU all versions allows a remote authenticated attacker who has logged into the product as a non-administrator user to disclose the credentials (user ID and password) of a user with a lower access level than the attacker by sending a specially crafted packet.

An issue was discovered on Mitsubishi Electric Europe B.V. ME-RTU devices through 2.02 and INEA ME-RTU devices through 3.0. A world-readable /usr/smartrtu/init/settings.xml configuration file on the file system allows an attacker to read sensitive configuration settings such as usernames, passwords, and other sensitive RTU data due to insecure permission assignment.

Unrestricted Upload of File with Dangerous Type vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP allows a remote unauthenticated attacker to cause information disclosure, tampering, deletion or destruction via file upload/download. As a result, the attacker may be able to exploit this for further attacks.

Missing Password Field Masking vulnerability in Mitsubishi Electric Corporation EtherNet/IP configuration tools SW1DNN-EIPCT-BD and SW1DNN-EIPCTFX5-BD allows a remote unauthenticated attacker to know the password for MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP. This vulnerability results in authentication bypass vulnerability, which allows the attacker to access MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP via FTP.

Use of Hard-coded Password vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP allows a remote unauthenticated attacker to obtain a hard-coded password and access to the module via FTP.

Improper Restriction of Rendered UI Layers or Frames vulnerability in Mitsubishi Electric Corporation GOT2000 Series GT27 model versions 01.14.000 to 01.47.000, Mitsubishi Electric Corporation GOT2000 Series GT25 model versions 01.14.000 to 01.47.000 and Mitsubishi Electric Corporation GT SoftGOT2000 versions 1.265B to 1.285X allows a remote unauthenticated attacker to lead legitimate users to perform unintended operations through clickjacking.

Cross-site scripting vulnerability in Mitsubishi Electric consumer electronics products (Air Conditioning, Wi-Fi Interface, Refrigerator, HEMS adapter, Remote control with Wi-Fi Interface, BATHROOM THERMO VENTILATOR, Rice cooker, Mitsubishi Electric HEMS control adapter, Energy Recovery Ventilator, Smart Switch and Air Purifier) allows a remote unauthenticated attacker to execute an malicious script on a user's browser to disclose information, etc. The wide range of models/versions of Mitsubishi Electric consumer electronics products are affected by this vulnerability. As for the affected product models/versions, see the Mitsubishi Electric's advisory which is listed in [References] section.

Cross-site Scripting vulnerability in Mitsubishi Electric MC Works64 versions 4.04E (10.95.210.01) and prior and ICONICS MobileHMI versions 10.96.2 and prior allows a remote unauthenticated attacker to gain authentication information of an MC Works64 or MobileHMI and perform any operation using the acquired authentication information, by injecting a malicious script in the URL of a monitoring screen delivered from the MC Works64 server or MobileHMI server to an application for mobile devices and leading a legitimate user to access this URL.

Mitsubishi Electric Europe B.V. SmartRTU devices allow XSS via the username parameter or PATH_INFO to login.php.

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Mitsubishi Electric CNC M800V Series M800VW and M800VS, M80V Series M80V and M80VW, M800 Series M800W and M800S, M80 Series M80 and M80W, E80 Series E80, C80 Series C80, M700V Series M750VW, M720VW, 730VW, M720VS, M730VS, and M750VS, M70V Series M70V, E70 Series E70, and Software Tools NC Trainer2 and NC Trainer2 plus allows a remote attacker to cause an out-of-bounds read, resulting in a denial-of-service condition by sending specially crafted packets to TCP port 683.

Windows Shortcut Following (.LNK) vulnerability in multiple processes of Mitsubishi Electric Iconics Digital Solutions GENESIS64 all versions, Mitsubishi Electric Iconics Digital Solutions GENESIS version 11.00, Mitsubishi Electric GENESIS64 all versions, Mitsubishi Electric MC Works64 all versions, and Mitsubishi Electric GENESIS version 11.00 allows a local authenticated attacker to make an unauthorized write to arbitrary files, by creating a symbolic link from a file used as a write destination by the processes of the affected products to a target file. This could allow the attacker to destroy the file on a PC with the affected products installed, resulting in a denial-of-service (DoS) condition on the PC if the destroyed file is necessary for the operation of the PC.

Improper Validation of Specified Quantity in Input vulnerability in Mitsubishi Electric CNC Series allows a remote unauthenticated attacker to cause Denial of Service (DoS) condition on the product by sending specially crafted packets to TCP port 683, causing an emergency stop.

Missing Authentication for Critical Function vulnerability in the mobile monitoring feature of Mitsubishi Electric Iconics Digital Solutions GENESIS64 versions 10.97 to 10.97.2, Mitsubishi Electric GENESIS64 versions 10.97 to 10.97.2, Mitsubishi Electric Iconics Digital Solutions ICONICS Suite versions 10.97 to 10.97.2, Mitsubishi Electric ICONICS Suite versions 10.97 to 10.97.2, and Mitsubishi Electric MC Works64 all versions allows a remote unauthenticated attacker to bypass proper authentication and log in to the system when all of the following conditions are met: * Active Directory is used in the security setting. * “Automatic log in” option is enabled in the security setting. * The IcoAnyGlass IIS Application Pool is running under an Active Directory Domain Account. * The IcoAnyGlass IIS Application Pool account is included in GENESIS64 and MC Works64 Security and has permission to log in.

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC WS Series WS0-GETH00200 all serial numbers allows a remote unauthenticated attacker to bypass authentication by capture-replay attack and illegally login to the affected module. As a result, the remote attacker who has logged in illegally may be able to disclose or tamper with the programs and parameters in the modules.

Predictable Exact Value from Previous Values vulnerability in Mitsubishi Electric Corporation GOT2000 Series GT21 model versions 01.49.000 and prior and GOT SIMPLE Series GS21 model versions 01.49.000 and prior allows a remote unauthenticated attacker to hijack data connections (session hijacking) or prevent legitimate users from establishing data connections (to cause DoS condition) by guessing the listening port of the data connection on FTP server and connecting to it.

Predictable Seed in Pseudo-Random Number Generator (PRNG) vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-xMy/z (x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later, and versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-xMy/z (x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior, and versions 1.074 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-xMy/z (x=32,64,96, y=T, z=D,DSS)) with serial number 17X**** or later, and versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-xMy/z (x=32,64,96, y=T, z=D,DSS)) with serial number 179**** and prior, and versions 1.074 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DSS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-xMy/z (x=24,40,60, y=T,R, z=ES,ESS) versions 1.042 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-xMy/ES-A (x=24,40,60, y=T,R) versions 1.043 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-xMy/z (x=30,40,60,80, y=T,R, z=ES,ESS) versions 1.003 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MR/DS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R00/01/02CPU versions 33 and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120(EN)CPU versions 66 and prior allows a remote unauthenticated attacker to access the Web server function by guessing the random numbers used for authentication from several used random numbers.

Cleartext Storage of Sensitive Information vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U(C) CPU all versions, Mitsubishi Electric MELSEC iQ-F series FX5UJ CPU all versions, Mitsubishi Electric MELSEC iQ-R series R00/01/02CPU all versions, Mitsubishi Electric MELSEC iQ-R series R04/08/16/32/120(EN)CPU all versions, Mitsubishi Electric MELSEC iQ-R series R08/16/32/120SFCPU all versions, Mitsubishi Electric MELSEC iQ-R series R08/16/32/120PCPU all versions, Mitsubishi Electric MELSEC iQ-R series R08/16/32/120PSFCPU all versions, Mitsubishi Electric MELSEC iQ-R series R16/32/64MTCPU all versions, Mitsubishi Electric MELSEC iQ-R series RJ71C24(-R2/R4) all versions, Mitsubishi Electric MELSEC iQ-R series RJ71EN71 all versions, Mitsubishi Electric MELSEC iQ-R series RJ72GF15-T2 all versions, Mitsubishi Electric MELSEC Q series Q03/04/06/13/26UDVCPU all versions, Mitsubishi Electric MELSEC Q series Q04/06/13/26UDPVCPU all versions, Mitsubishi Electric MELSEC Q series QJ71C24N(-R2/R4) all versions and Mitsubishi Electric MELSEC Q series QJ71E71-100 all versions allows a remote unauthenticated attacker to disclose a file in a legitimate user's product by using previously eavesdropped cleartext information and to counterfeit a legitimate user’s system.

Buffer Over-read vulnerability in Mitsubishi Electric MC Works64 versions 4.00A to 4.04E, Mitsubishi Electric GENESIS64 versions 10.97 and prior, Mitsubishi Electric Iconics Digital Solutions GENESIS64 versions 10.97 and prior, Mitsubishi Electric ICONICS Suite versions 10.97 and prior, Mitsubishi Electric Iconics Digital Solutions ICONICS Suite versions 10.97 and prior, Mitsubishi Electric GENESIS32 versions 9.7 and prior, and Mitsubishi Electric Iconics Digital Solutions GENESIS32 versions 9.7 and prior allows an attacker to cause a DoS condition in the database server by getting a legitimate user to import a configuration file containing specially crafted stored procedures into GENESIS64, ICONICS Suite, MC Works64, or GENESIS32 and execute commands against the database from GENESIS64, ICONICS Suite, MC Works64, or GENESIS32.

Uncontrolled resource consumption in Mitsubishi Electric MELSEC iQ-R series C Controller Module R12CCPU-V Firmware Versions "16" and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition by sending a large number of packets in a short time while the module starting up. System reset is required for recovery.

In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior, MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior, a remote attacker can cause the FTP service to enter a denial-of-service condition dependent on the timing at which a remote attacker connects to the FTP server on the above CPU modules.

Use of Hard-coded Password vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A to 1.090U, GT Designer3 Version1 (GOT2000) versions from 1.122C to 1.290C, and MT Works2 versions from 1.100E to 1.200J allows an unauthenticated attacker to disclose sensitive information. As a result, unauthenticated users may view programs and project files or execute programs illegally.

Plaintext Storage of a Password vulnerability in Mitsubishi Electric MC Works64 versions 4.04E (10.95.210.01) and prior and ICONICS GENESIS64 versions 10.90 to 10.97 allows a local authenticated attacker to gain authentication information and to access the database illegally. This is because when configuration information of GridWorX, a database linkage function of GENESIS64 and MC Works64, is exported to a CSV file, the authentication information is saved in plaintext, and an attacker who can access this CSV file can gain the authentication information.

Integer Underflow vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior, Mitsubishi Electric MELSOFT Navigator versions 2.84N and prior and Mitsubishi Electric EZSocket versions 5.4 and prior allows an attacker to cause a DoS condition in the software by getting a user to open malicious project file specially crafted by an attacker.

Out-of-bounds Read vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior, Mitsubishi Electric MELSOFT Navigator versions 2.84N and prior and Mitsubishi Electric EZSocket versions 5.4 and prior allows an attacker to cause a DoS condition in the software by getting a user to open malicious project file specially crafted by an attacker.

Mitsubishi Electric FR Configurator2, Version 1.16S and prior. This vulnerability is triggered when input passed to the XML parser is not sanitized while parsing the XML project and/or template file (.frc2). Once a user opens the file, the attacker could read arbitrary files.

Mitsubishi Electric FR Configurator2, Version 1.16S and prior. This vulnerability can be triggered when an attacker provides the target with a rogue project file (.frc2). Once a user opens the rogue project, CPU exhaustion occurs, which causes the software to quit responding until the application is restarted.

An issue was discovered on Mitsubishi Electric Europe B.V. ME-RTU devices through 2.02 and INEA ME-RTU devices through 3.0. A number of stored cross-site script (XSS) vulnerabilities allow an attacker to inject malicious code directly into the application. An example input variable vulnerable to stored XSS is SerialInitialModemString in the index.php page.

Improper Validation of Specified Quantity in Input vulnerability in TCP Communication Function on Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote attacker to disconnect the connection by sending specially crafted TCP packets to cause a denial-of-service (DoS) condition on the products. There is no impact on connections other than the attacked one.

Improper Handling of Length Parameter Inconsistency vulnerability in web server function on Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to delay the processing of the web server function and prevent legitimate users from utilizing the web server function, by sending a specially crafted HTTP request.

Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series allows a remote unauthenticated attacker to lockout legitimate users for a certain period by repeatedly attempting to login with incorrect passwords. The legitimate users will be unable to login until a certain period has passed after the lockout or until the product is reset.

Insufficient Resource Pool vulnerability in Ethernet function of Mitsubishi Electric Corporation MELSEC iQ-R series CPU module, MELSEC iQ-L series CPU module, MELSEC iQ-R Ethernet Interface Module, MELSEC iQ-R CC-Link IE TSN Master/Local Module, CC-Link IE TSN Remote I/O Module, CC-Link IE TSN Analog-Digital Converter Module, CC-Link IE TSN Digital-Analog Converter Module, CC-Link IE TSN - CC-Link IE Field Network Bridge Module, CC-Link IE TSN - AnyWireASLINK Bridge Module, CC-Link IE TSN FPGA Module, CC-Link IE TSN Remote Station Communication LSI CP620 with GbE-PHY, MELSEC iQ-R Motion Module, MELSEC iQ-L Motion Module, MELSEC iQ-F FX5 Motion Module, MELSEC iQ-F Series CPU module, MELSEC iQ-F Series Ethernet module, MELSEC iQ-F Series Ethernet/IP module, MELSEC iQ-F Series OPC UA Module, MELSEC iQ-F Series CC-Link IE TSN master/local module, GOT2000 Series CC-Link IE TSN Communication Unit, FR-A800-E series inverters, FR-F800-E series inverters, FR-E800-E series inverters, INVERTER CC-Link IE TSN Plug-in option, INVERTER CC-Link IE TSN Safety Plug-in option, INVERTER CC-Link IE TSN communication function built-in type, MR-J5 series AC Servos MELSERVO, MR-JET series AC Servos MELSERVO, MR-MD333G series AC Servos MELSERVO, MR-JE series AC Servos MELSERVO, MELSERVO-J4 AC Servos MELSERVO and Embedded Type Servo System Controller allow a remote attacker to cause a temporary Denial of Service condition for a certain period of time in Ethernet communication of the products by performing TCP SYN Flood attack.

Improper Restriction of Excessive Authentication Attempts vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F/iQ-R Series CPU modules Web server function allows a remote unauthenticated attacker to prevent legitimate users from logging into the Web server function for a certain period after the attacker has attempted to log in illegally by continuously attempting unauthorized login to the Web server function. The impact of this vulnerability will persist while the attacker continues to attempt unauthorized login.

Improper Input Validation vulnerability in Mitsubishi Electric GOT2000 Series GT27 model FTP server versions 01.39.000 and prior, Mitsubishi Electric GOT2000 Series GT25 model FTP server versions 01.39.000 and prior and Mitsubishi Electric GOT2000 Series GT23 model FTP server versions 01.39.000 and prior allows a remote authenticated attacker to cause a Denial of Service condition by sending specially crafted command.

Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.

Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R08/16/32/120SFCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to lockout a legitimate user by continuously trying login with incorrect password.

Cleartext Storage of Sensitive Information vulnerability in Mitsubishi Electric GT Designer3 Version1 (GOT2000) all versions and Mitsubishi Electric GT Designer3 Version1 (GOT1000) all versions allows a local unauthenticated attacker to obtain plaintext credentials from the project file for GT Designer3. This could allow the attacker to operate illegally GOT2000 series or GOT1000 series by using the obtained credentials.