CVE-2020-27059 Information

Description

In onAuthenticated of AuthenticationClient.java there is a possible tapjacking attack when requesting the user’s fingerprint due to an overlaid window. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.0 Android-8.1 Android-9 Android-10 11; Android ID: A-159249069.

CVSS Vector

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

Reference

https://source.android.com/security/bulletin/pixel/2021-01-01

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8