CVE-2021-31611

Published Sep 7, 2021

Last updated 3 years ago

Overview

Description
The Bluetooth Classic implementation on Zhuhai Jieli AC690X and AC692X devices does not properly handle an out-of-order LMP Setup procedure that is followed by a malformed LMP packet, allowing attackers in radio range to deadlock a device via a crafted LMP packet. The user needs to manually reboot the device to restore communication.
Source
cve@mitre.org
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
5.7
Impact score
3.6
Exploitability score
2.1
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
3.3
Impact score
2.9
Exploitability score
6.5
Vector string
AV:A/AC:L/Au:N/C:N/I:N/A:P

Weaknesses

nvd@nist.gov
CWE-667

Social media

Hype score
Not currently trending

Configurations