CVE-2019-5637

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

When Beckhoff TwinCAT is configured to use the Profinet driver, a denial of service of the controller could be reached by sending a malformed UDP packet to the device. This issue affects TwinCAT 2 version 2304 (and prior) and TwinCAT 3.1 version 4204.0 (and prior).

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-369

Affected software

No affected versions have been published.

Timeline

Published
Nov 21, 2019
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2019-5637: High severity, CVSS 7.5 | Vulnix