CVE-2017-0555 : What You Need to Know

Android Mediaserver libavc Information Disclosure Vulnerability

Understanding CVE-2017-0555

A vulnerability in the libavc component of Mediaserver in Android versions 6.0, 6.0.1, 7.0, and 7.1.1 could allow a local malicious application to access unauthorized data.

What is CVE-2017-0555?

The vulnerability enables a local malicious app to retrieve data beyond its access levels, potentially leading to unauthorized data access.

The Impact of CVE-2017-0555

Severity: Moderate
Attack Vector: Local
Affected Versions: Android 6.0, 6.0.1, 7.0, 7.1.1
Android ID: A-33551775

Technical Details of CVE-2017-0555

Vulnerability Description

The vulnerability in libavc in Mediaserver allows unauthorized data access by a local malicious application.

Affected Systems and Versions

Android 6.0
Android 6.0.1
Android 7.0
Android 7.1.1

Exploitation Mechanism

The vulnerability could be exploited by a local malicious app to access data outside its permission levels.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches from Google for affected Android versions.
Avoid downloading apps from untrusted sources.
Regularly monitor device activity for unusual behavior.

Long-Term Security Practices

Keep Android devices updated with the latest security patches.
Use reputable security software to scan for potential threats.

Patching and Updates

Google has released security patches addressing this vulnerability in Android versions 6.0, 6.0.1, 7.0, and 7.1.1.