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ICSA-26-211-09  ·  Published 2026-07-30  ·  View on CISA ICS-CERT ↗

Watchfire Controller Software

CVSS 5.7 MEDIUM

Risk Summary

Successful exploitation of this vulnerability could allow a malicious user the ability to deliver malicious firmware that can update and gain full control of the controller.

CVEs (1)

Remediations

  • Watchfire has applied the required security patch to all affected controllers under its management. Watchfire recommends users verify their controller software version and upgrade to one of the approved versions below, if they are not already on an approved patch level.
  • Watchfire has issued patches to disable the use of the existing certificate as follows: BC550 12.30: Patch to 12.31 SP1BC750 11.33: Patch to 11.34BC750 12.35: Patch to 12.36 SP1BC760 12.38: Patch to 12.41 SP1BC760 13.00: Patch to 14.00 SP1BC760DC 12.39: Patch to 12.41 SP1

Affected Vendors

Watchfire

Affected Products (4)

Watchfire · BC550 12.30
Watchfire · BC750 11.33|12.35
Watchfire · BC760 12.38|13.00
Watchfire · BC760DC 12.39

Affected Sectors

Commercial Facilities, Critical Manufacturing, Healthcare and Public Health, Financial Services

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