CVE-2025-55222

Published Dec 1, 2025

Last updated 3 months ago

Overview

Description
A denial of service vulnerability exists in the Modbus TCP and Modbus RTU over TCP USB Function functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted network packet can lead to a denial of service. An attacker can send an unauthenticated packet to trigger this vulnerability.This vulnerability is specific to the malicious message sent via Modbus RTU over TCP on port 503.
Source
talos-cna@cisco.com
NVD status
Analyzed
Products
diris_m-70_firmware

Risk scores

CVSS 3.1

Type
Primary
Base score
7.5
Impact score
3.6
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity
HIGH

Weaknesses

talos-cna@cisco.com
CWE-306

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.