How severe is CVE-2017-16726?

This vulnerability has a severity rating of CRITICAL with a CVSS score of 9.1 out of 10.

What type of vulnerability is CVE-2017-16726?

This is classified as CWE-285, which is a common weakness in software security.

CVE-2017-16726 - CRITICAL Severity | CVSS 9.1

Vulnerability Description

Beckhoff TwinCAT supports communication over ADS. ADS is a protocol for industrial automation in protected environments. ADS has not been designed to achieve security purposes and therefore does not include any encryption algorithms because of their negative effect on performance and throughput. An attacker can forge arbitrary ADS packets when legitimate ADS traffic is observable.

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