CVE-2022-20477

Name: CVE-2022-20477
Creator: NVD / NIST
Published: 2022-12-13T16:15:16.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2022-20477 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In shouldHideNotification of KeyguardNotificationVisibilityProvider.kt, there is a possible way to show hidden notifications due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

In shouldHideNotification of KeyguardNotificationVisibilityProvider.kt, there is a possible way to show hidden notifications due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-241611867

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

0.14%

3.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-783

Affected Software

Vendor	Product	Versions
Google	Android	13.0

References

https://source.android.com/security/bulletin/2022-12-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2022-12-01Patch, Vendor Advisory

Timeline

Published: Dec 13, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-20477?

How severe is CVE-2022-20477?

CVE-2022-20477 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2022-20477?

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-2022-20477?

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

Scan your code now

Source: NVD / NIST