CVE-2025-26858

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.6 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
talosCNA
8.6 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVEADP
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CISA-ADPADP
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 12%
Common Weakness Enumeration
References
https://talosintelligence.com/vulnerability_reports/TALOS-2025-2152
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
https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2152