CVE Database
/

CVE-2025-5241

Back to search

CVE-2025-5241

Published: Jul 11, 2025

Modified: Jul 11, 2025

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

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.

VendorProductVersions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-32MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-32MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-32MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-32MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-32MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-32MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-64MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-64MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-64MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-64MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-64MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-64MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-80MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-80MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-80MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-80MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-80MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5U-80MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-32MT/D

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-32MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-64MT/D

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-64MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-96MT/D

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-96MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-32MT/DS-TS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-32MT/DSS-TS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UC-32MR/DS-TS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MT/ES-A

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-24MR/ES-A

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MT/ES-A

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-40MR/ES-A

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MT/ES-A

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5UJ-60MR/ES-A

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-30MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-30MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-30MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-40MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-40MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-40MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-60MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-60MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-60MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-80MT/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-80MT/ESS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-80MR/ES

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-30MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-30MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-30MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-40MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-40MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-40MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-60MT/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-60MT/DSS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5S-60MR/DS

affected
All versions

Mitsubishi Electric Corporation

MELSEC iQ-F Series FX5-CCLGN-MS

affected
All versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now