Bypass of Background Service Restrictions in sanitizeSbn of NotificationManagerService.java

CVE-2021-0705 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

In sanitizeSbn of NotificationManagerService.java, there is a possible way to keep service running in foreground and keep granted permissions due to Bypass of Background Service Restrictions. 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-10Android ID: A-185388103

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