CVE-2021-0513
In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a...
In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-156090809
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 deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-156090809
- Record
CVE-2021-0513- 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 deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-156090809
- Record
CVE-2021-0513- Updated
- 2026-11-02
EUVDEUVD-2021-3132 No score
In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-156090809
- Record
EUVD-2021-3132- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9ff8-2r38-gpff
In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a...
In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-156090809
- Record
GHSA-9ff8-2r38-gpff- 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-269
- Updated
- 2026-11-02
OSVASB-A-156090809 No score
In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-156090809- Updated
- 2026-11-10
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
8.1:0 up to 8.1:2021-06-05, plus listed versions 8.1 |
8.1:2021-06-05 |
platform/frameworks/baseAndroid |
9:0 up to 9:2021-06-05, plus listed versions 9 |
9:2021-06-05 |
platform/frameworks/baseAndroid |
10:0 up to 10:2021-06-05, plus listed versions 10 |
10:2021-06-05 |
platform/frameworks/baseAndroid |
11:0 up to 11:2021-06-05, plus listed versions 11 |
11:2021-06-05 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | nanopathi/framework_base_AOSP10_r33_CVE-2021-0513 | 2022-04-23 |
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-2021-0513 is a high vulnerability (CVSS 7.8) in Google Android, published June 1, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 9th percentile. Fixed in platform/frameworks/base 8.1:2021-06-05.