CVE-2018-9507 : Vulnerability Insights and Analysis

Android Bluetooth Vulnerability

Understanding CVE-2018-9507

This CVE involves an incorrect bounds check in the bta_av_proc_meta_cmd function of bta_av_act.cc, potentially leading to an out-of-bounds read and remote information disclosure over Bluetooth on various Android versions.

What is CVE-2018-9507?

The vulnerability in the bta_av_proc_meta_cmd function of bta_av_act.cc could allow for remote information disclosure over Bluetooth without requiring additional execution privileges on Android devices.

The Impact of CVE-2018-9507

Exploiting this vulnerability could result in remote attackers gaining access to sensitive information without user interaction, affecting multiple Android versions.

Technical Details of CVE-2018-9507

Vulnerability Description

The vulnerability arises from an incorrect bounds check in the bta_av_proc_meta_cmd function, potentially leading to an out-of-bounds read.

Affected Systems and Versions

Product: Android
Vendor: Google Inc.
Versions Affected: Android-7.0, Android-7.1.1, Android-7.1.2, Android-8.0, Android-8.1, Android-9.0

Exploitation Mechanism

The vulnerability could be exploited remotely over Bluetooth without the need for additional execution privileges, posing a risk of information disclosure.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Google for the affected Android versions.
Avoid connecting to untrusted Bluetooth devices.
Monitor official security bulletins for updates and advisories.

Long-Term Security Practices

Regularly update Android devices to the latest software versions.
Implement Bluetooth security best practices to minimize exposure to potential vulnerabilities.

Patching and Updates

Google has released security patches addressing CVE-2018-9507. Users should promptly update their Android devices to mitigate the risk of exploitation.