CVE Vulnerability

CVE-2019-16871

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.

9.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.ic4.be/2019/12/18/beckhoff-cve-2019-16871/#more-648 Exploit Third Party Advisory
https://download.beckhoff.com/download/document/product-security/Advisories/advisory-2017-001.pdf Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:beckhoff:twincat:2.0:*:*:*:*:*:*:*
cpe:2.3:a:beckhoff:twincat:3.1:build_4024.0:*:*:*:*:*:*
cpe:2.3:a:beckhoff:twincat:3.1:build_4022:*:*:*:*:*:*
cpe:2.3:a:beckhoff:twincat:*:*:*:*:*:*:*:*
Information

Published : 2019-12-19 09:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-16871

Mitre link : CVE-2019-16871

Products Affected
No products.
CWE
CWE-290

Authentication Bypass by Spoofing