Android WifiServiceImpl LPE: Guest User Alters Admin Network Settings
CVE-2023-21021 Published on March 24, 2023

In isTargetSdkLessThanQOrPrivileged of WifiServiceImpl.java, there is a possible way for the guest user to change admin user network settings 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-255537598

NVD

Vulnerability Analysis

CVE-2023-21021 can be exploited 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-2023-21021 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2023-21021

Want to know whenever a new CVE is published for Google Android? stack.watch will email you.

Google Android
 

Exploit Probability

EPSS
0.01%
Percentile
2.69%

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.