ICS Advisory: Emerson Rosemount GC370XA, GC700XA, GC1500XA

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Summary:

A critical vulnerability has been identified in Emerson's Rosemount Gas Chromatographs, affecting versions 4.1.5 of GC370XA, GC700XA, and GC1500XA products. The vulnerabilities, with CVSS scores ranging from 6.9 to 9.8, allow an unauthenticated attacker to execute arbitrary commands, access sensitive information, cause a denial-of-service condition, and bypass authentication. These vulnerabilities are remotely exploitable and have a high attack complexity. The recommended mitigation strategies include updating the firmware, minimizing network exposure, and implementing cybersecurity best practices. CISA encourages organizations to implement proactive defense strategies and report any suspected malicious activity.

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