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OpenAdvisories
Critical · 9.8 CVE-2023-25178 EUVD-2023-29142GHSA-mp3g-56j6-cwx7

Controller design flaw - unsigned firmware

Published Jul 13, 2023 · Updated Mar 5, 2025 · Assigned by Honeywell

Description

Controller may be loaded with malicious firmware which could enable remote code execution. See Honeywell Security Notification for recommendations on upgrading and versioning.

Affected products

VendorProductAffectedFixed
Honeywell C300 501.1 – ≤ 501.6HF8, 510.1 – ≤ 510.2HF12, 511.1 – ≤ 511.5TCU3, 520.1 – ≤ 520.1TCU4, 520.2 – ≤ 520.2TCU2, 510.1 – ≤ 511.5TCU3, 520.1 – ≤ 520.1TCU4, 520.2 – ≤ 520.2TCU2 —

Advisories 1

References