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Status published
Critical
CVE-2023-25178
Controller design flaw - unsigned firmware
Vulnerability Description
Controller may be loaded with malicious firmware which could enable remote code execution. See Honeywell Security Notification for recommendations on upgrading and versioning.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
Honeywell
View all reports →Affected Software
C300
Vulnerable Versions:
501.1, 510.1, 511.1, 520.1, 520.2
Timeline
Official Publish:
July 13th, 2023
Last Modified:
March 5th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H