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ICSA-25-226-25  ·  Published 2025-08-14  ·  View on CISA ICS-CERT ↗

Rockwell Automation Micro800

CVSS 9.8 CRITICAL

Risk Summary

Successful exploitation of these vulnerabilities could result in remote code execution or may lead to privilege escalation.

Remediations

  • Rockwell Automation recommends the following updates:
  • PLC Micro820 LC20: Migrate to Micro820 L20E V23.011 and later (this has yet to be released, target to release in Sept 2025)
  • PLC Micro850 LC50: Migrate to Micro850 L50E V23.011 and later
  • PLC Micro870 LC70: Migrate to Micro870 L70E V23.011 and later
  • PLC Micro850 L50E: V23.011 and later
  • PLC Micro870 L70E: V23.011 and later
  • Rockwell Automation also recommends users follow their published Security Best Practices.

Affected Vendors

Rockwell Automation

Affected Products (5)

Rockwell Automation · PLC Micro820 LC20 <V14.011
Rockwell Automation · PLC Micro850 LC50 <V12.013
Rockwell Automation · PLC Micro870 LC70 <V12.013
Rockwell Automation · PLC Micro850 L50E >=V20.011|<=V22.011
Rockwell Automation · PLC Micro870 L70E >=V20.011|<=V22.011

Affected Sectors

Chemical, Critical Manufacturing, Energy, Food and Agriculture, Transportation Systems, Water and Wastewater

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