CVE-2023-21089
In startInstrumentation of ActivityManagerService.java, there is a possible way to keep the...
In startInstrumentation of ActivityManagerService.java, there is a possible way to keep the foreground service alive while the app is in the background. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-237766679
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 startInstrumentation of ActivityManagerService.java, there is a possible way to keep the foreground service alive while the app is in the background. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-237766679
- Record
CVE-2023-21089- 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 - Updated
- 2026-11-02
CVE List
In startInstrumentation of ActivityManagerService.java, there is a possible way to keep the foreground service alive while the app is in the background. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-237766679
- Record
CVE-2023-21089- 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 - Updated
- 2026-11-02
EUVDEUVD-2023-25257
In startInstrumentation of ActivityManagerService.java, there is a possible way to keep the foreground service alive while the app is in the background. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-237766679
- Record
EUVD-2023-25257- 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 - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vrm8-gqmc-9xr9
In startInstrumentation of ActivityManagerService.java, there is a possible way to keep the...
In startInstrumentation of ActivityManagerService.java, there is a possible way to keep the foreground service alive while the app is in the background. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-237766679
- Record
GHSA-vrm8-gqmc-9xr9- 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 - Updated
- 2026-11-02
OSVASB-A-237766679 No score
In startInstrumentation of ActivityManagerService.java, there is a possible way to keep the foreground service alive while the app is in the background. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-237766679- Updated
- 2026-11-10
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
13-next:0 up to 13-next:2023-04-01, plus listed versions 13-next |
13-next:2023-04-01 |
platform/frameworks/baseAndroid |
11:0 up to 11:2023-04-01, plus listed versions 11 |
11:2023-04-01 |
platform/frameworks/baseAndroid |
12:0 up to 12:2023-04-01, plus listed versions 12 |
12:2023-04-01 |
platform/frameworks/baseAndroid |
12L:0 up to 12L:2023-04-01, plus listed versions 12L |
12L:2023-04-01 |
platform/frameworks/baseAndroid |
13:0 up to 13:2023-04-01, plus listed versions 13 |
13:2023-04-01 |
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-2023-21089 is a high vulnerability (CVSS 7.8) in Google Android, published April 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. Fixed in platform/frameworks/base 13-next:2023-04-01.