CVE-2020-0439
In generatePackageInfo of PackageManagerService.java, there is a possible permissions bypass due...
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
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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
- Record
CVE-2020-0439- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-862
- Updated
- 2026-11-02
CVE List No score
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
- Record
CVE-2020-0439- Updated
- 2026-11-02
EUVDEUVD-2020-1940 No score
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
- Record
EUVD-2020-1940- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w3hx-8q8p-4p8r
In generatePackageInfo of PackageManagerService.java, there is a possible permissions bypass due...
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
- Record
GHSA-w3hx-8q8p-4p8r- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-276
- Updated
- 2026-11-02
OSVASB-A-140256621 No score
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.
- Record
ASB-A-140256621- Updated
- 2026-11-09
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
11-next:0 up to 11-next:2020-11-01, plus listed versions 11-next |
11-next:2020-11-01 |
platform/frameworks/baseAndroid |
8.0:0 up to 8.0:2020-11-01, plus listed versions 8.0 |
8.0:2020-11-01 |
platform/frameworks/baseAndroid |
8.1:0 up to 8.1:2020-11-01, plus listed versions 8.1 |
8.1:2020-11-01 |
platform/frameworks/baseAndroid |
9:0 up to 9:2020-11-01, plus listed versions 9 |
9:2020-11-01 |
platform/frameworks/baseAndroid |
10:0 up to 10:2020-11-01, plus listed versions 10 |
10:2020-11-01 |
platform/frameworks/baseAndroid |
11:0 up to 11:2020-11-01, plus listed versions 11 |
11:2020-11-01 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Satheesh575555/frameworks_base_AOSP10_r33_CVE-2020-0439 | 2022-04-11 |
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.
In short
CVE-2020-0439 is a high vulnerability (CVSS 7.8) in Google Android, published November 1, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 13th percentile. Fixed in platform/frameworks/base 11-next:2020-11-01.
References
source.android.com/security/bulletin/2020-11-01
nvd.nist.gov/vuln/detail/CVE-2020-0439
github.com/advisories/GHSA-w3hx-8q8p-4p8r
android.googlesource.com/platform/frameworks/base/+/e752ae55522f2657bb26bd2351ef879a73fa6efb