The Bluetooth Classic implementation on Actions ATS2815 chipsets does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service and shutdown of a device by flooding the target device with LMP_features_res packets.
Published 2021-11-30 20:15:07
Updated 2021-12-03 14:45:32
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2021-31787

0.07%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-31787

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.1
MEDIUM AV:A/AC:L/Au:N/C:N/I:N/A:C
6.5
6.9
NIST
6.5
MEDIUM CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2.8
3.6
NIST

CWE ids for CVE-2021-31787

  • The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
    Assigned by: nvd@nist.gov (Primary)

Products affected by CVE-2021-31787

This web site uses cookies for managing your session, storing preferences, website analytics and additional purposes described in our privacy policy.
By using this web site you are agreeing to CVEdetails.com terms of use!