PT-2022-14268 · Bluetooth · Bluetooth

Published 2022-01-04 · Updated 2022-01-11 · CVE-2022-20021

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Bluetooth (affected versions not specified)

Description The issue is related to Bluetooth not properly handling the reception of multiple LMP host connection req, which could lead to a remote denial of service of Bluetooth with no additional execution privileges needed. User interaction is not required for exploitation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2022-20021

Affected Products

Bluetooth

References · 4

• https://osv.dev/vulnerability/CVE-2022-20021 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-20021 · Security Note
• https://corp.mediatek.com/product-security-bulletin/January-2022 · Vendor Advisory
• https://t.me/cibsecurity/34932 · Telegram Post