Vulnerability Description
BACnet Stack before 1.3.2 has a decode function APDU buffer over-read in bacapp_decode_application_data in bacapp.c.
CVSS Score
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bacnetstack | Bacnet Stack | < 1.3.2 |
Related Weaknesses (CWE)
References
- https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.mdRelease Notes
- https://github.com/bacnet-stack/bacnet-stack/compare/bacnet-stack-1.3.1...bacnetPatch
- https://github.com/bacnet-stack/bacnet-stack/pull/546Patch
- https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddPatch
- https://sourceforge.net/p/bacnet/bugs/85/Permissions Required
- https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.mdRelease Notes
- https://github.com/bacnet-stack/bacnet-stack/compare/bacnet-stack-1.3.1...bacnetPatch
- https://github.com/bacnet-stack/bacnet-stack/pull/546Patch
- https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddPatch
- https://sourceforge.net/p/bacnet/bugs/85/Permissions Required
FAQ
What is CVE-2023-51773?
CVE-2023-51773 is a vulnerability with a CVSS score of 9.1 (CRITICAL). BACnet Stack before 1.3.2 has a decode function APDU buffer over-read in bacapp_decode_application_data in bacapp.c.
How severe is CVE-2023-51773?
CVE-2023-51773 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2023-51773?
Check the references section above for vendor advisories and patch information. Affected products include: Bacnetstack Bacnet Stack.