In SystemSettingsValidators, there is a possible permanent denial of service due to missing bounds checks on UI settings.

published 2021-02-10 5y ago modified 2026-06-17 4mo ago also EUVD-2021-2957

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits: 0; none known

In SystemSettingsValidators, there is a possible permanent denial of service due to missing bounds checks on UI settings. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11Android ID: A-156260178

Patch / fix

links 1

source.android.com/security/bulletin/2021-02-01 advisory

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Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD	2.0	4.9	AV:L/AC:L/Au:N/C:N/I:N/A:C

Affected products

n/a Android

Classification

Weakness

CWE-770 Allocation of Resources Without Limits or Throttling

References

source.android.com /security/bulletin/2021-02-01
patch, vendor-advisory

Sources

CVE List CVE-2021-0338
NVD CVE-2021-0338

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