CVE-2020-27059

high

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.

References

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

Details

Source: Mitre, NVD

Published: 2021-01-11

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.00081