Android Local Escalation via NotificationManagerService sanitizeSbn BAL Bypass
CVE-2023-40106 Published on February 15, 2024
In sanitizeSbn of NotificationManagerService.java, there is a possible way to launch an activity from the background due to BAL Bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Vulnerability Analysis
CVE-2023-40106 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.
Weakness Type
Improper Privilege Management
The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Products Associated with CVE-2023-40106
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Affected Versions
Google Android:- Version 14 is affected.
- Version 13 is affected.
- Version 12L is affected.
- Version 12 is affected.
- Version 11 is affected.
- Version 14.0 is affected.
- Version 13.0 is affected.
- Version 12.0l is affected.
- Version 12.0 is affected.
- Version 11.0 is affected.
Exploit Probability
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.