CVE-2020-0439

HIGH

Android 8.0-11 - Unauthenticated Permissions Bypass via PackageManagerService

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-0439. PoCs published by Satheesh575555.

AI-analyzed exploit summary This repository contains a proof-of-concept exploit for CVE-2020-0439, targeting Android's autofill framework. The code demonstrates performance tests that manipulate autofill behavior, potentially leading to privilege escalation or information leakage.

Description

In generatePackageInfo of PackageManagerService.java, there is a possible permissions bypass due to an incorrect permission check. This could lead to local escalation of privilege that allows instant apps access to permissions not allowed for instant apps, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-140256621

Exploits (1)

nomisec WORKING POC
by Satheesh575555 · poc
https://github.com/Satheesh575555/frameworks_base_AOSP10_r33_CVE-2020-0439

This repository contains a proof-of-concept exploit for CVE-2020-0439, targeting Android's autofill framework. The code demonstrates performance tests that manipulate autofill behavior, potentially leading to privilege escalation or information leakage.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Android AOSP 10 r33
No auth needed
Prerequisites: Access to the target Android device · Ability to run performance tests
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/2020-11-01

Scores

CVSS v3 7.8
EPSS 0.0021
EPSS Percentile 11.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-862
Status published
Products (5)
google/android 8.0
google/android 8.1
google/android 9.0
google/android 10.0
google/android 11.0
Published Nov 10, 2020
Tracked Since Feb 18, 2026