Unrated severityNVD Advisory· Published May 30, 2019· Updated Aug 4, 2024
CVE-2019-12480
CVE-2019-12480
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.
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Affected products
2- BACnet Protocol Stack/BACnet Protocol Stackdescription
- Range: <=0.8.6
Patches
Vulnerability mechanics
References
7- packetstormsecurity.com/files/153716/BACnet-Stack-0.8.6-Denial-Of-Service.htmlmitrex_refsource_MISC
- 1modm.github.io/CVE-2019-12480.htmlmitrex_refsource_MISC
- sourceforge.net/p/bacnet/bugs/62/mitrex_refsource_MISC
- sourceforge.net/p/bacnet/code/3220mitrex_refsource_CONFIRM
- sourceforge.net/p/bacnet/code/3223mitrex_refsource_MISC
- sourceforge.net/p/bacnet/code/3224mitrex_refsource_CONFIRM
- sourceforge.net/p/bacnet/code/3225mitrex_refsource_CONFIRM
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