CVE-2022-20448
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data...
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-237540408
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
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-237540408
- Record
CVE-2022-20448- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-276
- Updated
- 2026-11-02
CVE List
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-237540408
- Record
CVE-2022-20448- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-276
- Updated
- 2026-11-02
EUVDEUVD-2022-25708
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-237540408
- Record
EUVD-2022-25708- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-72h9-mpvp-p445
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data...
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-237540408
- Record
GHSA-72h9-mpvp-p445- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-276
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2022-20448
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-237540408
- Record
UBUNTU-CVE-2022-20448- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVASB-A-237540408 No score
In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-237540408- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
10:0 up to 10:2022-11-01, plus listed versions 10 |
10:2022-11-01 |
platform/frameworks/baseAndroid |
11:0 up to 11:2022-11-01, plus listed versions 11 |
11:2022-11-01 |
platform/frameworks/baseAndroid |
12:0 up to 12:2022-11-01, plus listed versions 12 |
12:2022-11-01 |
platform/frameworks/baseAndroid |
12L:0 up to 12L:2022-11-01, plus listed versions 12L |
12L:2022-11-01 |
platform/frameworks/baseAndroid |
13:0 up to 13:2022-11-01, plus listed versions 13 |
13:2022-11-01 |
android-framework-23Ubuntu:18.04:LTS |
All versions, plus listed versions 6.0.1+r72-36.0.1+r72-46.0.1+r72-5~18.04 |
None known |
android-framework-23Ubuntu:20.04:LTS |
All versions, plus listed versions 6.0.1+r72-5 |
None known |
android-framework-23Ubuntu:22.04:LTS |
All versions, plus listed versions 6.0.1+r72-6 |
None known |
android-framework-23Ubuntu:24.04:LTS |
All versions, plus listed versions 6.0.1+r72-66.0.1+r72-6ubuntu1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-20448 is a medium vulnerability (CVSS 5.5) in Google Android, published November 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. Fixed in platform/frameworks/base 10:2022-11-01.