CVE-2025-20085

A denial of service vulnerability exists in the Modbus RTU over TCP functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted network packet can lead to denial of service and weaken credentials resulting in default documented credentials being applied to the device. An attacker can send an unauthenticated packet to trigger this vulnerability.

Score

CVSS 3.1 7.2 High

Status

Analyzed - talos-cna@cisco.com

Published

2025-12-01

Last modified

2025-12-01

Weaknesses

CWE-306

Affected products

• Diris Digiware M-70 (Socomec)
• Diris M-70 Firmware (Socomec)

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2025-2138
• https://www.socomec.fr/sites/default/files/2025-04/CVE-2025-20085---Diris-Digiware-Webview-_VULNERABILITIES_2025-04-11-…
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2138