CVE-2019-12480

35Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 34%

from disclosure to weapon53 days

Published on NVDMay 30

1st PoC+53d

exploitation probability

34%top 2% of all CVEs

observed exploitation

nono source reports it

2 public exploit(s)

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.

Affected products

n/a · n/a

public PoCs found — 2

cve_referencepacketstormsecurity.com/files/153716/BACnet-Stack-0.8.6-Denial-Of-Service.htmlunverified exploitdbwww.exploit-db.com/exploits/47148unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://packetstormsecurity.com/files/153716/BACnet-Stack-0.8.6-Denial-Of-Service.html https://1modm.github.io/CVE-2019-12480.html https://sourceforge.net/p/bacnet/bugs/62/https://sourceforge.net/p/bacnet/code/3220 https://sourceforge.net/p/bacnet/code/3223 https://sourceforge.net/p/bacnet/code/3224 https://sourceforge.net/p/bacnet/code/3225