Android AccessibilityService Hiding Allows Local Priv Escalation
CVE-2022-20495 Published on December 13, 2022

In getEnabledAccessibilityServiceList of AccessibilityManager.java, there is a possible way to hide an accessibility service due to a logic error in the code. 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-243849844

NVD

Vulnerability Analysis

CVE-2022-20495 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

Incorrect Default Permissions

During installation, installed file permissions are set to allow anyone to modify those files.


Products Associated with CVE-2022-20495

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
2.75%

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.