Denial of Service Vulnerability in Actions ATS2815 Bluetooth Chipsets
CVE-2021-31787

6.5MEDIUM

Key Information:

Vendor

Actions-semi

Status
Ats2819p Firmware
Vendor
CVE Published:
30 November 2021

What is CVE-2021-31787?

The Bluetooth Classic implementation on Actions ATS2815 chipsets is susceptible to a denial of service attack due to improper handling of unsolicited LMP responses. This vulnerability allows an attacker within radio range to disrupt device operations by continuously flooding the target device with LMP_features_res packets, potentially causing the device to shut down.

References

https://www.actions-semi.com/index.php?id=3581&siteId=4
x_refsource_MISC
https://launchstudio.bluetooth.com/ListingDetails/76427
x_refsource_MISC
https://dl.packetstormsecurity.net/papers/general/braktoo...
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.