CVE-2021-0302
In PackageInstaller, there is a possible tapjacking attack due to an insecure default value. This...
CVE-2021-0302 is a high vulnerability (CVSS 7.8) in Google Android, published February 1, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 54th percentile. Fixed in platform/packages/apps/PackageInstaller 8.0:2021-02-01.
- Severity
- 7.8 HighCVSS 3.1, NVD
- Exploit chance
- 0.74%EPSS, 54th percentile
- Exploitation
- None known1 public exploit
- Fixed in
8.0:2021-02-01platform/packages/apps/PackageInstaller +4 more
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
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/packages/apps/PackageInstallerAndroid | 8.0:0 up to 8.0:2021-02-01, plus listed versions 8.0 | 8.0:2021-02-01 |
platform/packages/apps/PackageInstallerAndroid | 8.1:0 up to 8.1:2021-02-01, plus listed versions 8.1 | 8.1:2021-02-01 |
platform/packages/apps/PackageInstallerAndroid | 9:0 up to 9:2021-02-01, plus listed versions 9 | 9:2021-02-01 |
platform/packages/apps/PackageInstallerAndroid | 10:0 up to 10:2021-02-01, plus listed versions 10 | 10:2021-02-01 |
platform/packages/apps/PackageInstallerAndroid | 11:0 up to 11:2021-02-01, plus listed versions 11 | 11:2021-02-01 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | ShaikUsaf/packages_apps_PackageInstaller_AOSP10_r33_CVE-2021-0302 | 2022-05-20 |
What each source reports
NVD Score used
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
- Record
CVE-2021-0302- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-1021
- Updated
- 2026-11-02
CVE ListNo score
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
- Record
CVE-2021-0302- Updated
- 2026-11-02
EUVDEUVD-2021-2921No score
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
- Record
EUVD-2021-2921- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hgpj-7pfx-q3m9No score
In PackageInstaller, there is a possible tapjacking attack due to an insecure default value. This...
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
- Record
GHSA-hgpj-7pfx-q3m9- Weakness
- CWE-1021
- Updated
- 2026-11-02
OSVASB-A-155287782No score
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.
- Record
ASB-A-155287782- Updated
- 2026-11-10
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.