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.
Advisories
Source ID Title
EUVD EUVD EUVD-2025-21089 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 11 Jul 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00074}


Fri, 11 Jul 2025 00:30:00 +0000

Type Values Removed Values Added
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.
Title Denial-of-Service Vulnerability in MELSEC iQ-F Series
Weaknesses CWE-645
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Mitsubishi

Published:

Updated: 2025-07-11T13:34:05.817Z

Reserved: 2025-05-27T03:34:31.761Z

Link: CVE-2025-5241

cve-icon Vulnrichment

Updated: 2025-07-11T13:34:00.991Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-07-11T01:15:29.487

Modified: 2025-07-15T13:14:49.980

Link: CVE-2025-5241

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.