CVE-2023-51773: Critical severity bacnet stack vulnerability

Published Dec 25, 2023
·
Updated

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

Affected Software

2 affected components
BACnet BACnet Stack<1.3.2
Bacnetstack Bacnet Stack<1.3.2

Event History

Dec 25, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Feb 29, 2024
Data Sourced
via NVD·01:42 AM
DescriptionSeverityWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2023-51773?

CVE-2023-51773 has a medium severity rating due to the potential for an attacker to exploit the buffer over-read vulnerability.

2

How do I fix CVE-2023-51773?

To fix CVE-2023-51773, update BACnet Stack to version 1.3.2 or later.

3

What type of vulnerability is CVE-2023-51773?

CVE-2023-51773 is classified as a buffer over-read vulnerability.

4

What software versions are affected by CVE-2023-51773?

BACnet Stack versions prior to 1.3.2 are affected by CVE-2023-51773.

5

Where can I find more information about CVE-2023-51773?

Additional information about CVE-2023-51773 can be found on the official BACnet Stack repositories and bug tracking systems.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203