CVE-2020-0099
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an...
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an insecure default value. This could lead to local escalation of privilege via tapjacking with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-141745510
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
What each source reports
NVD Score used
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an insecure default value. This could lead to local escalation of privilege via tapjacking with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-141745510
- Record
CVE-2020-0099- 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-1188
- Updated
- 2026-11-02
CVE List No score
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an insecure default value. This could lead to local escalation of privilege via tapjacking with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-141745510
- Record
CVE-2020-0099- Updated
- 2026-11-02
EUVDEUVD-2020-1605 No score
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an insecure default value. This could lead to local escalation of privilege via tapjacking with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-141745510
- Record
EUVD-2020-1605- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hgc7-2xcm-jrxv No score
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an...
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an insecure default value. This could lead to local escalation of privilege via tapjacking with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-141745510
- Record
GHSA-hgc7-2xcm-jrxv- Weakness
- CWE-269
- Updated
- 2026-11-02
OSVASB-A-141745510 No score
In addWindow of WindowManagerService.java, there is a possible window overlay attack due to an insecure default value. This could lead to local escalation of privilege via tapjacking with no additional execution privileges needed. User interaction is needed for exploitation.
- Record
ASB-A-141745510- Updated
- 2026-11-09
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
8.0:0 up to 8.0:2020-12-01, plus listed versions 8.0 |
8.0:2020-12-01 |
platform/frameworks/baseAndroid |
8.1:0 up to 8.1:2020-12-01, plus listed versions 8.1 |
8.1:2020-12-01 |
platform/frameworks/baseAndroid |
9:0 up to 9:2020-12-01, plus listed versions 9 |
9:2020-12-01 |
platform/frameworks/baseAndroid |
10:0 up to 10:2020-12-01, plus listed versions 10 |
10:2020-12-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-0099 is a high vulnerability (CVSS 7.8) in Google Android, published December 1, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. Fixed in platform/frameworks/base 8.0:2020-12-01.