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7.5
WebCTRL Systems Can Be Tricked by Fake BACnet Messages
CVE-2026-32666
Summary
WebCTRL systems can be vulnerable to fake messages sent over the network, potentially allowing an attacker to control certain devices or disrupt the system. This is because WebCTRL does not verify the authenticity of messages it receives, relying on the BACnet protocol's security. To mitigate this risk, ensure WebCTRL systems are isolated from unauthorized network access or implement additional security measures to validate incoming messages.
Original title
WebCTRL systems that communicate over BACnet inherit the protocol's lack
of network layer authentication. WebCTRL does not implement additional
validation of BACnet traffic so an attacker with ne...
Original description
WebCTRL systems that communicate over BACnet inherit the protocol's lack
of network layer authentication. WebCTRL does not implement additional
validation of BACnet traffic so an attacker with network access could
spoof BACnet packets directed at either the WebCTRL server or associated
AutomatedLogic controllers. Spoofed packets may be processed as
legitimate.
of network layer authentication. WebCTRL does not implement additional
validation of BACnet traffic so an attacker with network access could
spoof BACnet packets directed at either the WebCTRL server or associated
AutomatedLogic controllers. Spoofed packets may be processed as
legitimate.
nvd CVSS3.1
7.5
Vulnerability type
CWE-290
Published: 21 Mar 2026 · Updated: 21 Mar 2026 · First seen: 21 Mar 2026