CVE-2023-35666 Explained : Impact and Mitigation

Understanding CVE-2023-35666

A detailed overview of the CVE-2023-35666 vulnerability affecting Google's Android operating system.

What is CVE-2023-35666?

The CVE-2023-35666 vulnerability is identified as an 'Elevation of privilege' issue in the bta_av_rc_msg of bta_av_act.cc in Android. It stems from a possible use after free scenario due to a logic error in the code, allowing local escalation of privilege without the need for additional execution privileges. Exploitation does not require user interaction.

The Impact of CVE-2023-35666

This vulnerability could potentially be exploited by malicious actors to escalate their privileges locally on affected Android devices, posing a significant security risk to users.

Technical Details of CVE-2023-35666

Exploring the technical aspects of the CVE-2023-35666 vulnerability.

Vulnerability Description

The vulnerability arises from a logic error in the code of bta_av_rc_msg of bta_av_act.cc in Android, leading to a use after free scenario and enabling local privilege escalation without the need for additional privileges.

Affected Systems and Versions

Google's Android versions 13, 12L, 12, and 11 are impacted by CVE-2023-35666. Devices running these versions are at risk of exploitation.

Exploitation Mechanism

Exploiting this vulnerability does not require user interaction, making it easier for threat actors to locally escalate their privileges on affected Android devices.

Mitigation and Prevention

Guidelines on how to mitigate the risks associated with CVE-2023-35666.

Immediate Steps to Take

Users are advised to apply relevant patches and security updates provided by Google for the impacted Android versions to prevent exploitation of this vulnerability.

Long-Term Security Practices

Maintaining good security practices, such as avoiding untrusted sources and regularly updating devices, can help mitigate the risks posed by CVE-2023-35666.

Patching and Updates

Stay informed about security bulletins and updates from Google to ensure that your Android device is protected against known vulnerabilities.