CVE-2023-40120: Platform level change for "I see an empty media notification in the shade"
Summary
CVE-2023-40120: In multiple locations, there is a possible way to bypass user notification of foreground services due to improper input validation. Affects platform/frameworks/base across 5 version ranges.
>= 11:0, < 11:2023-10-01
>= 12:0, < 12:2023-10-01
>= 12L:0, < 12L:2023-10-01
>= 13:0, < 13:2023-10-01
>= 14-next:0, < 14-next:2023-10-01
Fixed in 14-next:2023-10-01. How to fix ↓
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Background
The package under scrutiny is platform/frameworks/base, which is a part of the Android ecosystem. It provides the fundamental components and infrastructure for the Android operating system. This package includes various modules and libraries that handle core functionalities such as user interface, system services, and resource management. The vulnerability affects multiple versions of the package, starting from Android 11 up to Android 13. It is related to the handling of foreground service notifications.
Vulnerability Detail
The vulnerability allows for a possible bypass of user notification for foreground services due to improper input validation. This means that an attacker can exploit this vulnerability to escalate their privileges locally without requiring additional execution privileges. The exploitation does not require any user interaction. The impact of this vulnerability can be significant as it can allow an attacker to perform unauthorized actions or access sensitive information on the affected device.
How To Fix
Minimum fixed version
14-next:2023-10-01
This is the first release that contains the fix.
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Workaround
No specific workaround has been provided for this vulnerability.
Conclusion
In conclusion, the platform/frameworks/base package in Android is vulnerable to a privilege escalation issue related to the handling of foreground service notifications. It is crucial to update the package to the fixed versions provided by the Android team to mitigate the risk associated with this vulnerability. For further support on vulnerability remediation, you can reach out to DevNack.com.
See every vulnerability recorded for platform/frameworks/base →
FAQ
The impact of this vulnerability is the potential escalation of privileges for an attacker, allowing them to perform unauthorized actions or access sensitive information on the affected device.
No, user interaction is not needed for the exploitation of this vulnerability.
This vulnerability affects Android versions 11, 12, 12L, and 13.
There are no known instances of this vulnerability being exploited at the moment.
You can use Vulert's playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities without requiring access to the code or installation.
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