PT-2025-35445 · Mitsubishi · Melsec Iq-F Series Cpu Module

Loc Nguyen + 3 · Published 2025-09-01 · Updated 2025-09-01 · CVE-2025-7405

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Mitsubishi Electric MELSEC iQ-F Series CPU module (affected versions not specified)

Description A missing authentication feature in the MODBUS/TCP implementation of the Mitsubishi Electric MELSEC iQ-F Series CPU module allows a remote, unauthenticated attacker to read or write device values and stop program operation. The vulnerability stems from the lack of authentication features within the MODBUS/TCP protocol used by the product.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2025-7405

Affected Products

Melsec Iq-F Series Cpu Module

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2025-7405 · Security Note
• https://mitsubishielectric.com/psirt/vulnerability/pdf/2025-011_en.pdf · Vendor Advisory
• https://cisa.gov/news-events/ics-advisories/icsa-25-240-01 · Note
• https://twitter.com/ZeroPathLabs/status/1962380646363345225 · Twitter Post
• https://twitter.com/BaseFortify/status/1962451077497807140 · Twitter Post
• https://twitter.com/CVEnew/status/1962371318277386505 · Twitter Post
• https://jvn.jp/vu/JVNVU90041458 · Note
• https://t.me/cveNotify/134015 · Telegram Post