Denial of Service Vulnerability in DIRIS Digiware M-70 by Socomec

CVE-2025-55222

What is CVE-2025-55222?

A significant vulnerability has been identified in the Modbus TCP and Modbus RTU functionalities of Socomec's DIRIS Digiware M-70 device. This flaw allows an attacker to exploit the system by sending a specially crafted network packet, which can result in a denial of service. The attack leverages Modbus RTU protocol over TCP on port 503, and it can be initiated without authentication. It is crucial for users of the affected version 1.6.9 to be aware of this vulnerability in order to implement necessary security measures.

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