CVE-2021-0433 — HIGH (8.0) — White Hats Nepal

Vulnerability Description

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

CVSS Score

8.0

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	8.1

Related Weaknesses (CWE)

CWE-1021

References

https://source.android.com/security/bulletin/2021-04-01PatchVendor Advisory
https://source.android.com/security/bulletin/2021-04-01PatchVendor Advisory

FAQ

What is CVE-2021-0433?

CVE-2021-0433 is a vulnerability with a CVSS score of 8.0 (HIGH). 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 pri...

How severe is CVE-2021-0433?

CVE-2021-0433 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-0433?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.