CVE-2026-47711 · Package
NO FIX YET · SEE WHAT TO DO
BACnet Stack is an open source C library for BACnet building-automation devices. A valid Confirmed WriteProperty request sent over BACnet/IP can crash the master demo server.
first public Jul 5, 2026 · 1 source
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Teams that build or ship the BACnet Stack C library, especially the master demo server, and that expose it over BACnet/IP. Systems using a patched version or not running the demo server are not affected as described.
Not affected if not-demo-server, patched-version
Who cares bacnet, building-automation, c, embedded
1.4.4, 1.5.1 and 1.6.0.1.4.4, 1.5.1 or 1.6.0 (the fixed version for each release line).BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to versions 1.4.4, 1.5.1, and 1.6.0, the current master demo server can be crashed remotely over BACnet/IP by sending a valid Confirmed WriteProperty request that updates loop-1's controlled-variable-reference to point to life-safety-zone-1 / accepted-modes. This issue has been patched in versions 1.4.4, 1.5.1, and 1.6.0.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
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