What is CVE-2021-39764?

CVE-2021-39764 is a high-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2022-03-30.

How severe is CVE-2021-39764?

High severity. CVSS v3 base score is 7.8 out of 10.

Improper input validation in Google Android

CVE-2021-39764

In Settings, there is a possible way to display an incorrect app name due to improper input validation. This could lead to local escalation of privilege via app spoofing with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-170642995

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.003 (23.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 12.1
N/a Android — versions Android-12L

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security@android.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39764?: CVE-2021-39764 is a high-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2022-03-30.
How severe is CVE-2021-39764?: High severity. CVSS v3 base score is 7.8 out of 10.