CVE-2017-0637 : Vulnerability Insights and Analysis
Learn about CVE-2017-0637, a critical vulnerability in Android's Mediaserver libhevc allowing remote code execution. Find out affected versions and mitigation steps.
Android Mediaserver libhevc Remote Code Execution Vulnerability
Understanding CVE-2017-0637
What is CVE-2017-0637?
The Mediaserver in Android has a critical vulnerability in libhevc, allowing remote code execution by exploiting specially crafted files.
The Impact of CVE-2017-0637
This vulnerability can lead to memory corruption during media file and data processing, enabling an attacker to execute code within the Mediaserver process.
Technical Details of CVE-2017-0637
Vulnerability Description
- Vulnerability Type: Remote code execution
- Vulnerable Component: libhevc in Android Mediaserver
Affected Systems and Versions
- Affected Product: Android
- Affected Versions: 5.0.2, 5.1.1, 6.0, 6.0.1, 7.0, 7.1.1, 7.1.2
Exploitation Mechanism
The vulnerability is exploited by using a specially crafted file to trigger memory corruption in the Mediaserver process.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Google for the affected Android versions.
- Avoid opening files from untrusted sources to prevent exploitation.
Long-Term Security Practices
- Regularly update Android devices to the latest software versions.
- Implement security best practices to mitigate the risk of remote code execution.
Patching and Updates
Google has released security updates addressing this vulnerability. Users should ensure their devices are updated to the patched versions.