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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-31786 Detail

Description

The Bluetooth Classic Audio implementation on Actions ATS2815 and ATS2819 devices does not properly handle a connection attempt from a host with the same BDAddress as the current connected BT host, allowing attackers to trigger a disconnection and deadlock of the device by connecting with a forged BDAddress that matches the original connected host.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://dl.packetstormsecurity.net/papers/general/braktooth.pdf Technical Description  Third Party Advisory 
https://dl.packetstormsecurity.net/papers/general/braktooth.pdf Technical Description  Third Party Advisory 
https://launchstudio.bluetooth.com/ListingDetails/76427 Third Party Advisory 
https://launchstudio.bluetooth.com/ListingDetails/76427 Third Party Advisory 
https://www.actions-semi.com/index.php?id=3581&siteId=4 Broken Link  Vendor Advisory 
https://www.actions-semi.com/index.php?id=3581&siteId=4 Broken Link  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-667 Improper Locking cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-31786
NVD Published Date:
09/07/2021
NVD Last Modified:
11/21/2024
Source:
MITRE