CVE-2021-0302

HIGH

Android - Tapjacking Attack via Insecure Default Value in PackageInstaller

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-0302. PoCs published by ShaikUsaf.

AI-analyzed exploit summary This repository contains source code files from the Android Open Source Project (AOSP) related to CVE-2021-0302, a vulnerability in the PackageInstaller component. The files include UI and logic components but do not contain an exploit or proof-of-concept code.

Description

In PackageInstaller, there is a possible tapjacking attack due to an insecure default value. This could lead to local escalation of privilege and permissions with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10Android ID: A-155287782

Exploits (1)

nomisec WRITEUP
by ShaikUsaf · poc
https://github.com/ShaikUsaf/packages_apps_PackageInstaller_AOSP10_r33_CVE-2021-0302

This repository contains source code files from the Android Open Source Project (AOSP) related to CVE-2021-0302, a vulnerability in the PackageInstaller component. The files include UI and logic components but do not contain an exploit or proof-of-concept code.

Classification
Writeup 90%
Attack Type
Other
Complexity
Moderate
Reliability
Theoretical
Target: Android PackageInstaller (AOSP 10 r33)
No auth needed
Prerequisites: Access to vulnerable Android device
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/2021-02-01

Scores

CVSS v3 7.8
EPSS 0.0070
EPSS Percentile 48.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-1021
Status published
Products (3)
google/android 8.1
google/android 9.0
google/android 10.0
Published Feb 10, 2021
Tracked Since Feb 18, 2026