CVE-2021-0694

Name: CVE-2021-0694
Creator: NVD / NIST
Published: 2022-04-12T17:15:07.91+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.11%

Last modified Jun 17, 2026

CVE-2021-0694 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In setServiceForegroundInnerLocked of ActiveServices.java, there is a possible way for a background application to regain foreground permissions due to insufficient background restrictions. This could lead to local escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

Description

In setServiceForegroundInnerLocked of ActiveServices.java, there is a possible way for a background application to regain foreground permissions due to insufficient background restrictions. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-183147114

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.11%

1.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Google	Android	11.0

References

https://source.android.com/security/bulletin/2022-04-01Vendor Advisory
https://source.android.com/security/bulletin/2022-04-01Vendor Advisory

Timeline

Published: Apr 12, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-0694?

How severe is CVE-2021-0694?

CVE-2021-0694 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.

How do I fix CVE-2021-0694?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-0694?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST