VULNERABILITY INTELLIGENCE

CVE-2019-12480

CVSS score7.5 HIGH
EPSS probability33.89%
CISA KEVNot currently listed
Published2019-05-30
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • CWE-125: Out-of-bounds Read

Primary references