Detections
Analytics
CVE-2019-12480
high
Description
BACnet Protocol Stack through 0.8.6 has a segmentation fault leading to denial of service in BACnet APDU Layer because a malformed DCC in AtomicWriteFile, AtomicReadFile and DeviceCommunicationControl services. An unauthenticated remote attacker could cause a denial of service (bacserv daemon crash) because there is an invalid read in bacdcode.c during parsing of alarm tag numbers.
References
https://sourceforge.net/p/bacnet/code/3225
https://sourceforge.net/p/bacnet/code/3224
https://sourceforge.net/p/bacnet/code/3223
https://sourceforge.net/p/bacnet/code/3220
https://sourceforge.net/p/bacnet/bugs/62/
https://1modm.github.io/CVE-2019-12480.html
http://packetstormsecurity.com/files/153716/BACnet-Stack-0.8.6-Denial-Of-Service.html