CVE-2020-0008 : Security Advisory and Response
In LowEnergyClient::MtuChangedCallback of Android low_energy_client.cc, a race condition could lead to local information disclosure on Android 8.0, 8.1, 9, and 10. Learn how to mitigate this risk.
Android LowEnergyClient.cc Vulnerability
Understanding CVE-2020-0008
What is CVE-2020-0008?
In LowEnergyClient::MtuChangedCallback of low_energy_client.cc in Android, a race condition can lead to an out-of-bounds read, potentially allowing local information disclosure without additional permissions.
The Impact of CVE-2020-0008
This vulnerability could be exploited without user interaction, potentially leading to local data exposure on affected Android versions.
Technical Details of CVE-2020-0008
Vulnerability Description
The vulnerability in LowEnergyClient.cc could result in local information disclosure without the need for additional execution privileges.
Affected Systems and Versions
- Product: Android
- Vulnerable Versions: Android-8.0, Android-8.1, Android-9, and Android-10
Exploitation Mechanism
The vulnerability stems from a race condition in LowEnergyClient::MtuChangedCallback, leading to a potential out-of-bounds read in the code.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches released by the Android security bulletin.
- Monitor official sources for updates and advisories related to this vulnerability.
Long-Term Security Practices
- Regularly update the Android operating system to the latest version.
- Implement security best practices to mitigate information disclosure risks.
Patching and Updates
Stay informed about security updates and apply patches promptly to protect against CVE-2020-0008.