A vulnerability was found in BACnet Stack up to 1.3.1. It has been classified as critical. This affects the function bacapp_decode_application_data of the file bacapp.c of the component APDU Handler. The manipulation leads to buffer overflow.

This vulnerability is uniquely identified as CVE-2023-51773. Access to the local network is required for this attack. There is no exploit available.

It is recommended to upgrade the affected component.