CVE-2025-3755

This CVE affects Mitsubishi Electric MELSEC iQ-F Series CPU modules (MELSEC iQ-F Series). The root cause is improper validation of a specified index, position, or offset in input, allowing a remote, unauthenticated attacker to read information from the product and to cause a Denial-of-Service (Do...

CVE-2025-3755 Information Disclosure and Denial-of-Service(DoS) Vulnerability in MELSEC iQ-F Series CPU module

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules allows a remote unauthenticated attacker to read information in the product, to cause a Denial-of-Service DoS condition in MELSOFT connection, or to...

PT-2025-23139 · Mitsubishi · Melsec Iq-F Series

Name of the Vulnerable Software and Affected Versions: Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules affected versions not specified Description: The issue allows a remote unauthenticated attacker to read information in the product, cause a Denial-of-Service DoS condition in...

CVE-2023-6815

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...

CVE-2023-4562

Improper Authentication vulnerability in Mitsubishi Electric Corporation MELSEC-F Series main modules allows a remote unauthenticated attacker to obtain sequence programs from the product or write malicious sequence programs or improper data in the product without authentication by sending...

CVE-2023-1424

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules and MELSEC iQ-R Series CPU modules allows a remote unauthenticated attacker to cause a denial of service DoS condition or execute malicious code on ...

CVE-2023-1618

Active Debug Code vulnerability in Mitsubishi Electric Corporation MELSEC WS Series WS0-GETH00200 Serial number 2310 and prior allows a remote unauthenticated attacker to bypass authentication and illegally log into the affected module by connecting to it via telnet which is hidden function and i...

CVE-2023-2846

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series main modules allows a remote unauthenticated attacker to cancel the password/keyword setting and login to the affected products by sending specially crafted packets...

CVE-2022-25163

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...

CVE-2022-25158

Cleartext Storage of Sensitive Information vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5UC 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...

CVE-2022-25161

Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/zx=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/zx=32,64,80, y=T,R, z=ES,DS,ESS,DSS with...

CVE-2022-25162

Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/zx=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/zx=32,64,80, y=T,R, z=ES,DS,ESS,DSS with...

CVE-2022-25159

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5UC 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...

CVE-2022-25160

Cleartext Storage of Sensitive Information vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5UC 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...

CVE-2022-40267

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...

CVE-2022-25155

Use of Password Hash Instead of Password for Authentication vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5UC 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...

CVE-2022-29832

Cleartext Storage of Sensitive Information in Memory vulnerability in Mitsubishi Electric Corporation GX Works3 versions 1.015R and later, GX Works2 all versions and GX Developer versions 8.40S and later allows a remote unauthenticated attacker to disclose sensitive information. As a result,...

CVE-2022-25157

Use of Password Hash Instead of Password for Authentication vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5UC 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...

CVE-2021-20599

Cleartext Transmission of Sensitive InformationCleartext transmission of sensitive information vulnerability in MELSEC iQ-R series Safety CPU R08/16/32/120SFCPU firmware versions "26" and prior and MELSEC iQ-R series SIL2 Process CPU R08/16/32/120PSFCPU firmware versions "11" and prior allows a...

CVE-2021-20610

Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric MELSEC iQ-R Series R00/01/02CPU, MELSEC iQ-R Series R04/08/16/32/120ENCPU, MELSEC iQ-R Series R08/16/32/120SFCPU, MELSEC iQ-R Series R08/16/32/120PCPU, MELSEC iQ-R Series R08/16/32/120PSFCPU, MELSEC iQ-R Seri...