CVE-2021-22282

Summary

Improper Control of Generation of Code ('Code Injection') vulnerability in B&R Industrial Automation Automation Studio allows Local Execution of Code.This issue affects Automation Studio: from 4.0 through 4.12.

Affected Software

VendorProductVersion RangeStatus
B&R Industrial AutomationAutomation Studio4.0 <= 4.12affected

Weaknesses

  • CWE-94: CWE-94 Improper Control of Generation of Code ('Code Injection')

Workarounds

B&R recommends the following specific workarounds and mitigations: Open only B&R Automation Studio project files from trusted source. 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. Verify integrity of B&R Automation Studio project files, which are exchanged via potentially insecure channels. Make sure, that Windows User Access Control (UAC) is enabled. In general, B&R recommends implementing the Cyber Security guidelines.

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References