CVE-2025-26858

HIGH

Socomec DIRIS Digiware M-70 1.6.9 - Unauthenticated Denial of Service via Modbus TCP

Title source: llm

Description

A buffer overflow vulnerability exists in the Modbus TCP functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted set of network packets can lead to denial of service. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability.

References (3)

Core 3

Core References

Vendor Advisory

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2152

Vendor Advisory

https://www.socomec.fr/sites/default/files/2025-10/CVE-2025-26858---Diris-Digiware-Mxx-Dxx-_VULNERABILITIES_2025-10-01-16-38-44_English_0.pdf

Vendor Advisory

https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2152

Scores

CVSS v3 8.6

EPSS 0.0043

EPSS Percentile 34.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-20

Status published

Products (1)

socomec/diris_m-70_firmware 1.6.9

Published Dec 01, 2025

Tracked Since Feb 18, 2026