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CVE-2023-51773

Date: December 24, 2023

BACnet Stack before 1.3.2 has a decode function APDU buffer over-read in bacapp_decode_application_data in bacapp.c.

Language: C

Severity Score

Related Resources (7)

https://github.com/bacnet-stack/bacnet-stack/compare/bacnet-stack-1.3.1...bacnet-stack-1.3.2
https://github.com/bacnet-stack/bacnet-stack/pull/546
https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.md
https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddf649612f2b4e1874d8dcb8
https://nvd.nist.gov/vuln/detail/CVE-2023-51773
https://sourceforge.net/p/bacnet/bugs/85/
https://www.mend.io/vulnerability-database/CVE-2023-51773

Severity Score

Weakness Type (CWE)

Buffer Over-read

CWE-126

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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