CVE-2021-0513 Information

Description

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

CVSS Vector

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

Reference

https://source.android.com/security/bulletin/2021-06-01

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8