CISA Releases Security Advisory for Honeywell Experion and ACE Controllers
CISA has released an Industrial Controls Systems (ICS) advisory detailing multiple vulnerabilities affecting all versions of Honeywell Experion Process Knowledge System C200, C200E, C300, and ACE controllers. A remote attacker could exploit some of these vulnerabilities to take control of an affected system.
CISA encourages users and administrators to review ICS advisory ICSA-21-278-04 Honeywell Experion and ACE Controllers as well as Experion Network and Security Planning Guide and Honeywell Support document SN2021-02-22-01 for more information and apply the necessary mitigations.
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