Android Permission Escalation via PermissionManagerServiceImpl Bypass
CVE-2022-20450 Published on November 8, 2022

In restorePermissionState of PermissionManagerServiceImpl.java, there is a possible way to bypass user consent due to a missing permission check. 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-210065877

NVD

Vulnerability Analysis

CVE-2022-20450 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an AuthZ Vulnerability?

The software does not perform an authorization check when an actor attempts to access a resource or perform an action.

CVE-2022-20450 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2022-20450

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Exploit Probability

EPSS
0.01%
Percentile
1.79%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.