Public proof of conceptFix available

CVE-2022-20361

A public proof of concept exists; no exploitation attested.

Published2022-08-10
WeaknessCWE-269

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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

Timeline

dates in UTC

2022-08-1020:15CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-20361?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-20361?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Google android

Branch	Affected	Fixed in	Source
10.0	= 10.0	no fix published	NVD
11.0	= 11.0	no fix published	NVD
12.0	= 12.0	no fix published	NVD
12.1	= 12.1	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

source.android.comPatch · Vendor Advisory

Detection

read 2026-10-23 19:23 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 1 repository, unverifiedfrancozappa/blur

Sources

CISA-ADPSSVC decisionnone2025-08-27
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.16.52025-08-27
NVDCVSS 3.19.8read 2026-10-23
CISA-ADPweakness (CWE)CWE-2692025-08-27
FIRST EPSSEPSS score1.2 %2026-10-22
PoC-in-GitHubproof of concept1read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2022-08-10
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-20361?

Is CVE-2022-20361 actively exploited?

Active exploitation of CVE-2022-20361 has not been confirmed. Its EPSS score was 1.2% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-20361?

CVE-2022-20361 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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