Description
In deleteNotificationChannelGroup of NotificationManagerService.java, there is a possible way to run foreground service without user notification 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-12Android ID: A-209965481
Exploits (1)
nomisec
WORKING POC
by nanopathi · poc
https://github.com/nanopathi/framework_base_AOSP10_r33_CVE-2021-39704
Scores
CVSS v3
7.8
EPSS
0.0001
EPSS Percentile
1.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-281
Status
published
Products (3)
google/android
10.0
google/android
11.0
google/android
12.0
Published
Mar 16, 2022
Tracked Since
Feb 18, 2026