CVE-2021-0433

In onCreate of DeviceChooserActivity.java, there is a possible way to bypass user consent when...

8.0 HighPublic exploitFix available

In onCreate of DeviceChooserActivity.java, there is a possible way to bypass user consent when pairing a Bluetooth device due to a tapjacking/overlay attack. This could lead to local escalation of privilege and pairing malicious devices with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-171221090

Attack profile

How easy it is to exploit

Attack vector: Adjacent network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.55%Up 0.2 points since Apr 14, 2021

What each source reports

NVD Score used 8.0

Record: CVE-2021-0433
CVSS 3.1: 8.0 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 5.4 MediumAV:A/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-1021
Updated: 2026-11-02

CVE List No score

Record: CVE-2021-0433
Updated: 2026-11-02

EUVDEUVD-2021-3052 No score

Record: EUVD-2021-3052
Updated: 2026-11-03

GitHub AdvisoriesGHSA-vhxv-9x3r-hvm6 8.0

In onCreate of DeviceChooserActivity.java, there is a possible way to bypass user consent when...

Record: GHSA-vhxv-9x3r-hvm6
CVSS 3.1: 8.0 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-269
Updated: 2026-11-02

OSVASB-A-171221090 No score

Record: ASB-A-171221090
Updated: 2026-11-05

Affected products

google android

Affected packages

Affected packages
Package	Affected	Fixed
`platform/frameworks/base` Android	8.1:0 up to 8.1:2021-04-01, plus listed versions 8.1	8.1:2021-04-01
`platform/frameworks/base` Android	9:0 up to 9:2021-04-01, plus listed versions 9	9:2021-04-01
`platform/frameworks/base` Android	10:0 up to 10:2021-04-01, plus listed versions 10	10:2021-04-01
`platform/frameworks/base` Android	11:0 up to 11:2021-04-01, plus listed versions 11	11:2021-04-01

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	Trinadh465/frameworks_base_AOSP10_r33_CVE-2021-0433	2022-04-20

History

History
Recorded	Changed	Sources
Nov 5, 2026	facts	OSV
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub

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

In short

CVE-2021-0433 is a high vulnerability (CVSS 8.0) in Google Android, published April 1, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. Fixed in platform/frameworks/base 8.1:2021-04-01.