A denial of service vulnerability exists in the Modbus TCP and Modbus RTU over TCP functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted series of network requests can lead to a denial of service. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability.An attacker can trigger this denial-of-service condition by sending a single Modbus TCP message to port 502 using the Write Single Register function code (6) to write the value 1 to register 4352. This action changes the Modbus address to 15. After this message is sent, the device will be in a denial-of-service state.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Mon, 01 Dec 2025 21:30:00 +0000

Type Values Removed Values Added
First Time appeared Socomec
Socomec diris M-70
Vendors & Products Socomec
Socomec diris M-70

Mon, 01 Dec 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 01 Dec 2025 15:45:00 +0000

Type Values Removed Values Added
Description A denial of service vulnerability exists in the Modbus TCP and Modbus RTU over TCP functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted series of network requests can lead to a denial of service. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability.An attacker can trigger this denial-of-service condition by sending a single Modbus TCP message to port 502 using the Write Single Register function code (6) to write the value 1 to register 4352. This action changes the Modbus address to 15. After this message is sent, the device will be in a denial-of-service state.
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published:

Updated: 2025-12-01T20:16:27.906Z

Reserved: 2025-07-31T15:17:58.545Z

Link: CVE-2025-54849

cve-icon Vulnrichment

Updated: 2025-12-01T20:16:23.762Z

cve-icon NVD

Status : Received

Published: 2025-12-01T16:15:53.900

Modified: 2025-12-01T16:15:53.900

Link: CVE-2025-54849

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-01T21:27:27Z