What is CVE-2021-39690?

CVE-2021-39690 is a medium-severity vulnerability in Google Android, classified under Improper Validation of Specified Quantity in Input. CVSS score: 5.5/10. Published 2022-03-16.

How severe is CVE-2021-39690?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2021-39690 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Google Android

CVE-2021-39690

In setDisplayPadding of WallpaperManagerService.java, there is a possible way to cause a persistent DoS due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-204316511

EPSS: 0.001 (3.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Google Android — versions 12.0
N/a Android — versions Android-12

Weakness classification (CWE)

CWE-1284 — Improper Validation of Specified Quantity in Input

Public proof-of-concept exploits

References

security@android.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39690?: CVE-2021-39690 is a medium-severity vulnerability in Google Android, classified under Improper Validation of Specified Quantity in Input. CVSS score: 5.5/10. Published 2022-03-16.
How severe is CVE-2021-39690?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2021-39690 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.