CVE-2019-16871 Information

Description

Beckhoff Embedded Windows PLCs through 3.1.4024.0 and Beckhoff Twincat on Windows Engineering stations allow an attacker to achieve Remote Code Execution (as SYSTEM) via the Beckhoff ADS protocol.

CVSS Vector

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

Reference

https://download.beckhoff.com/download/document/product-security/Advisories/advisory-2017-001.pdf https://www.ic4.be/2019/12/18/beckhoff-cve-2019-16871/more-648

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8