B&R recommends the following specific workarounds and mitigations:
Open only B&R Automation Studio project files from trusted source.
Use encrypted export of B&R Automation Studio project files, thus only allowing access to legitimate
users.
Protect locations where B&R Automation Studio projects are stored from unauthorized access. This
includes PLCs, when using the feature to back up project source files on target.
Do not run B&R Automation Studio in elevated mode.
Make sure, that Windows User Access Control (UAC) is enabled.
Verify integrity of B&R Automation Studio project files, which are exchanged via potentially insecure
channels
In general, B&R recommends implementing the Cyber Security guidelines
Exploits
Credits
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B&R would like to thank the following for working with us to help protect our customers: Mr. Mashav Sapir of Claroty, Mr. Andrew Hofmans