CVE-2023-20911

HIGH

Android - Local Privilege Escalation via Permission Settings Exhaustion

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-20911. PoCs published by Trinadh465.

AI-analyzed exploit summary This repository contains a proof-of-concept exploit for CVE-2023-20911, targeting Android's autofill framework. The code includes test cases and a custom autofill service to demonstrate the vulnerability.

Description

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

Exploits (1)

nomisec WORKING POC 1 stars
by Trinadh465 · poc
https://github.com/Trinadh465/frameworks_base_AOSP10_r33_CVE-2023-20911

This repository contains a proof-of-concept exploit for CVE-2023-20911, targeting Android's autofill framework. The code includes test cases and a custom autofill service to demonstrate the vulnerability.

Classification
Working Poc 90%
Attack Type
Other
Complexity
Moderate
Reliability
Reliable
Target: Android Autofill Framework (AOSP10 r33)
No auth needed
Prerequisites: Android device with vulnerable autofill framework
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0018
EPSS Percentile 7.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-400
Status published
Products (4)
google/android 11.0
google/android 12.0
google/android 12.1
google/android 13.0
Published Mar 24, 2023
Tracked Since Feb 18, 2026