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CVE-2023-20911

HighPublished

In addPermission of PermissionManagerServiceImpl.java , there is a possible failure to persist permission settings due to resource exhaustion. This could...

Published: Mar 24, 2023
Updated: Feb 28, 2025
Assigning CNA: google_android
Evidence observed: Aug 8, 2026

Primary CVSS

7.8/ 10High

nvd · CVSS 3.1

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

EPSS probability estimate

0.2%

Low · next 30 days

Percentile: 7.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

In addPermission of PermissionManagerServiceImpl.java , there is a possible failure to persist permission settings due to resource exhaustion. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-242537498

Sources

frameworks_base_AOSP10_r33_CVE-2023-20911Patch
Android framework patch for CVE-2023-20911, addressing a security vulnerability in AOSP 10.

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