CVE-2017-0393 : Security Advisory and Response

A security flaw in the Mediaserver component of libvpx affecting Android versions 4.4.4 to 7.1.

Understanding CVE-2017-0393

A vulnerability in libvpx in Mediaserver that could lead to denial of service attacks.

What is CVE-2017-0393?

The vulnerability allows remote attackers to trigger denial of service by using a specially crafted file.
Rated as High severity due to the risk of remote denial of service attacks.
Affected Android versions: 4.4.4, 5.0.2, 5.1.1, 6.0, 6.0.1, 7.0, 7.1.

The Impact of CVE-2017-0393

Attackers can exploit the flaw to cause affected devices to hang or reboot remotely.

Technical Details of CVE-2017-0393

A denial of service vulnerability in libvpx in Mediaserver with potential remote attack capabilities.

Vulnerability Description

The flaw allows attackers to induce device hang or reboot using a crafted file.

Affected Systems and Versions

Android versions 4.4.4, 5.0.2, 5.1.1, 6.0, 6.0.1, 7.0, 7.1.

Exploitation Mechanism

Attackers can exploit the vulnerability remotely by sending a specially designed file.

Mitigation and Prevention

Steps to address and prevent the CVE-2017-0393 vulnerability.

Immediate Steps to Take

Apply security patches provided by Google promptly.
Avoid opening files or links from untrusted sources.
Monitor official sources for updates and security bulletins.

Long-Term Security Practices

Regularly update Android devices to the latest software versions.
Implement network security measures to detect and block malicious activities.
Educate users on safe browsing habits and downloading practices.

Patching and Updates

Google may release security patches to address the vulnerability.