9.3
CVSSv2

CVE-2019-16871

Published: 19/12/2019 Updated: 21/07/2021
CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 828
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Vulnerability Summary

Beckhoff Embedded Windows PLCs up to and including 3.1.4024.0, and Beckhoff Twincat on Windows Engineering stations, allow an malicious user to achieve Remote Code Execution (as SYSTEM) via the Beckhoff ADS protocol.

Vulnerability Trend

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beckhoff twincat 2.0

beckhoff twincat

beckhoff twincat 3.1