CVE Vulnerability

CVE-2021-31612

The Bluetooth Classic implementation on Zhuhai Jieli AC690X devices does not properly handle the reception of an oversized LMP packet greater than 17 bytes during the LMP auto rate procedure, allowing attackers in radio range to trigger a deadlock via a crafted LMP packet.

6.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.5 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://launchstudio.bluetooth.com/ListingDetails/19746 Third Party Advisory
https://dl.packetstormsecurity.net/papers/general/braktooth.pdf Broken Link
http://www.zh-jieli.com/product/68-cn.html Product Vendor Advisory
Configurations

Configuration 1
Information

Published : 2021-09-07 07:15

Updated : 2021-09-15 12:02

NVD link : CVE-2021-31612

Mitre link : CVE-2021-31612

Products Affected
No products.
CWE
NVD-CWE-noinfo