CVE-2017-0540 : What You Need to Know

Android Mediaserver libhevc Remote Code Execution Vulnerability

Understanding CVE-2017-0540

A critical vulnerability in Android's Mediaserver libhevc component that could allow remote code execution.

What is CVE-2017-0540?

The flaw in Mediaserver's libhevc allows attackers to execute code remotely by manipulating a file, leading to memory corruption during media file processing.
Considered critical due to the potential for remote code execution within the Mediaserver process.

The Impact of CVE-2017-0540

Attackers can exploit this vulnerability to execute code remotely, posing a significant security risk to affected Android versions.

Technical Details of CVE-2017-0540

A remote code execution vulnerability in libhevc in Mediaserver with the following details:

Vulnerability Description

Enables attackers to cause memory corruption during media file and data processing.

Affected Systems and Versions

Android versions 5.0.2, 5.1.1, 6.0, 6.0.1, 7.0, and 7.1.1 are impacted.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating files to trigger remote code execution within the Mediaserver process.

Mitigation and Prevention

Steps to address and prevent the CVE-2017-0540 vulnerability:

Immediate Steps to Take

Apply security patches provided by Google for the affected Android versions.
Regularly update Android devices to mitigate the risk of exploitation.

Long-Term Security Practices

Implement robust security measures to protect against remote code execution vulnerabilities.

Patching and Updates

Stay informed about security bulletins and updates from Google to address known vulnerabilities.