Description
Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to read or write the device values of the product and stop the operation of the programs, since MODBUS/TCP in the products does not have authentication features.
Published: 2025-09-01
Score: 7.3 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-26324 Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to read or write the device values of the product and stop the operation of the programs, since MODBUS/TCP in the products does not have authentication features.
History

Tue, 02 Sep 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 01 Sep 2025 09:30:00 +0000

Type Values Removed Values Added
First Time appeared Mitsubishi Electric
Mitsubishi Electric melsec Iq-f Series
Vendors & Products Mitsubishi Electric
Mitsubishi Electric melsec Iq-f Series

Mon, 01 Sep 2025 04:15:00 +0000

Type Values Removed Values Added
Description Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to read or write the device values of the product and stop the operation of the programs, since MODBUS/TCP in the products does not have authentication features.
Title Information Disclosure, Information Tampering, and Denial of Service (DoS) Vulnerability in MELSEC iQ-F Series CPU module
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}


Subscriptions

Mitsubishi Electric Melsec Iq-f Series
cve-icon MITRE

Status: PUBLISHED

Assigner: Mitsubishi

Published:

Updated: 2025-09-02T19:27:49.951Z

Reserved: 2025-07-10T05:59:41.803Z

Link: CVE-2025-7405

cve-icon Vulnrichment

Updated: 2025-09-02T19:27:46.231Z

cve-icon NVD

Status : Deferred

Published: 2025-09-01T04:15:45.110

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-7405

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-09-01T09:24:46Z

Weaknesses