CVE-2020-0138 : Security Advisory and Response
Learn about CVE-2020-0138, a critical Android Bluetooth vulnerability that could lead to remote code execution. Find out the impacted systems and versions, exploitation risks, and mitigation steps.
Android Bluetooth Vulnerability
Understanding CVE-2020-0138
What is CVE-2020-0138?
CVE-2020-0138 is a vulnerability in Android's Bluetooth implementation that could potentially lead to remote code execution.
The Impact of CVE-2020-0138
The vulnerability could allow an attacker to perform remote code execution without requiring additional privileges or user interaction.
Technical Details of CVE-2020-0138
Vulnerability Description
The issue lies in the get_element_attr_rsp function of btif_rc.cc, where a missing bounds check may result in an out-of-bounds write.
Affected Systems and Versions
- Affected Product: Android
- Affected Version: Android-10
Exploitation Mechanism
The vulnerability could be exploited for remote code execution if an attacker leverages Bluetooth, although it is not commonly used for such purposes on typical Android platforms.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by the device manufacturer.
- Avoid connecting to unknown or untrusted Bluetooth devices.
Long-Term Security Practices
- Regularly update the device's operating system and security patches.
- Disable Bluetooth when not in use to reduce exposure to potential attacks.
Patching and Updates
Keep the Android platform updated with the latest security patches to mitigate the risk of exploitation.