CVE-2023-51773

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-51773
BACnet Stack before 1.3.2 has a decode function APDU buffer over-read in bacapp_decode_application_data in bacapp.c.

9.1 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.md Release Notes
https://github.com/bacnet-stack/bacnet-stack/compare/bacnet-stack-1.3.1...bacnet-stack-1.3.2 Patch
https://github.com/bacnet-stack/bacnet-stack/pull/546 Patch
https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddf649612f2b4e1874d8dcb8 Patch
https://sourceforge.net/p/bacnet/bugs/85/ Permissions Required
https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.md Release Notes
https://github.com/bacnet-stack/bacnet-stack/compare/bacnet-stack-1.3.1...bacnet-stack-1.3.2 Patch
https://github.com/bacnet-stack/bacnet-stack/pull/546 Patch
https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddf649612f2b4e1874d8dcb8 Patch
https://sourceforge.net/p/bacnet/bugs/85/ Permissions Required
Configurations

Configuration 1 (hide)

cpe:2.3:a:bacnetstack:bacnet_stack:*:*:*:*:*:*:*:*
History

23 May 2025, 15:39

Type Values Removed Values Added
First Time Bacnetstack bacnet Stack
Bacnetstack
CPE cpe:2.3:a:bacnetstack:bacnet_stack:*:*:*:*:*:*:*:*
References () https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.md - () https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.md - Release Notes
References () 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/compare/bacnet-stack-1.3.1...bacnet-stack-1.3.2 - Patch
References () https://github.com/bacnet-stack/bacnet-stack/pull/546 - () https://github.com/bacnet-stack/bacnet-stack/pull/546 - Patch
References () https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddf649612f2b4e1874d8dcb8 - () https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddf649612f2b4e1874d8dcb8 - Patch
References () https://sourceforge.net/p/bacnet/bugs/85/ - () https://sourceforge.net/p/bacnet/bugs/85/ - Permissions Required

21 Nov 2024, 08:38

Type Values Removed Values Added
References () https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.md - () https://github.com/bacnet-stack/bacnet-stack/blob/master/CHANGELOG.md -
References () 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/compare/bacnet-stack-1.3.1...bacnet-stack-1.3.2 -
References () https://github.com/bacnet-stack/bacnet-stack/pull/546 - () https://github.com/bacnet-stack/bacnet-stack/pull/546 -
References () https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddf649612f2b4e1874d8dcb8 - () https://github.com/bacnet-stack/bacnet-stack/pull/546/commits/c465412a076ca6c9ddf649612f2b4e1874d8dcb8 -
References () https://sourceforge.net/p/bacnet/bugs/85/ - () https://sourceforge.net/p/bacnet/bugs/85/ -

01 Aug 2024, 13:45

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 9.1
CWE CWE-126

29 Feb 2024, 01:42

Type Values Removed Values Added
New CVE
Information

Published : 2024-02-29 01:42

Updated : 2025-05-23 15:39

NVD link : CVE-2023-51773

Mitre link : CVE-2023-51773

CVE.ORG link : CVE-2023-51773

JSON object : View

Products Affected

bacnetstack

  • bacnet_stack
CWE
CWE-126

Buffer Over-read