CVE-2022-20361

In btif_dm_auth_cmpl_evt of btif_dm.cc, there is a possible vulnerability in Cross-Transport Key...

9.8 CriticalPublic exploitFix available

In btif_dm_auth_cmpl_evt of btif_dm.cc, there is a possible vulnerability in Cross-Transport Key Derivation due to Weakness in Bluetooth Standard. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-231161832

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.21%Down 1.5 points since Aug 10, 2022

What each source reports

NVD Score used 9.8

Record: CVE-2022-20361
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-269
Updated: 2026-11-02

CVE List 6.5

Record: CVE-2022-20361
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-269
Updated: 2026-11-02

EUVDEUVD-2022-25621 6.5

Record: EUVD-2022-25621
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-66vq-4grr-jm68 9.8

In btif_dm_auth_cmpl_evt of btif_dm.cc, there is a possible vulnerability in Cross-Transport Key...

Record: GHSA-66vq-4grr-jm68
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-269
Updated: 2026-11-02

OSVASB-A-231161832 No score

Record: ASB-A-231161832
Updated: 2026-11-02

Affected products

google android

Affected packages

Affected packages
Package	Affected	Fixed
`platform/system/bt` Android	10:0 up to 10:2022-08-01, plus listed versions 10	10:2022-08-01
`platform/system/bt` Android	11:0 up to 11:2022-08-01, plus listed versions 11	11:2022-08-01
`platform/system/bt` Android	12:0 up to 12:2022-08-01, plus listed versions 12	12:2022-08-01

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	francozappa/blur	2022-08-17

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-20361 is a critical vulnerability (CVSS 9.8) in Google Android, published August 1, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.21%, the 68th percentile. Fixed in platform/system/bt 10:2022-08-01.