CVE-2020-0186 Explained : Impact and Mitigation
Learn about CVE-2020-0186, an Android 10 vulnerability that allows local privilege escalation. Find out about affected systems, exploitation details, and mitigation steps.
Android 10 vulnerability (CVE-2020-0186) has the potential for local privilege escalation due to an out-of-bounds write in hal_fd_init of hal_fd.cc.
Understanding CVE-2020-0186
This CVE pertains to an elevation of privilege vulnerability in Android 10.
What is CVE-2020-0186?
- An out-of-bounds write vulnerability in hal_fd_init of hal_fd.cc in Android 10.
- It could lead to local escalation of privilege requiring System execution privileges.
The Impact of CVE-2020-0186
- Exploitation does not need user interaction.
Technical Details of CVE-2020-0186
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
- Incorrect bounds check in hal_fd_init may result in out-of-bounds write.
Affected Systems and Versions
- Product: Android
- Versions affected: Android-10
Exploitation Mechanism
- Local escalation of privilege with System execution privileges needed.
Mitigation and Prevention
Guidance on mitigating the CVE-2020-0186 vulnerability.
Immediate Steps to Take
- Apply security patches promptly.
- Monitor official Android security bulletins for updates.
- Implement the principle of least privilege for user accounts.
Long-Term Security Practices
- Regular security training for developers on secure coding practices.
- Employ security testing during development and before deployment.
Patching and Updates
- Regularly check for and apply security patches provided by the vendor.