CVE-2017-16726

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.

Categories

9.1
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory beckhoff.com
Affected: ICS-CERT Beckhoff TwinCAT
Published at:
Updated at:

References

Link Tags
https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2017-001.pdf vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-16726?
CVE-2017-16726 has been scored as a critical severity vulnerability.
How to fix CVE-2017-16726?
To fix CVE-2017-16726, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-16726 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-16726 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-16726?
CVE-2017-16726 affects ICS-CERT Beckhoff TwinCAT.
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