Android-13: Guest WiFi PVE via Permission Leak
CVE-2022-20556 Published on December 16, 2022

In launchConfigNewNetworkFragment of NetworkProviderSettings.java, there is a possible way for the guest user to add a new WiFi network 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-13Android ID: A-246301667

NVD

Vulnerability Analysis

CVE-2022-20556 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 have no impact on confidentiality, with no impact on integrity, and no impact on availability.

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

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-2022-20556 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2022-20556

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Exploit Probability

EPSS
0.01%
Percentile
3.45%

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.