CVE-2017-5011 Explained : Impact and Mitigation

Google Chrome prior to version 56.0.2924.76 for Windows had a vulnerability that allowed remote attackers to access file system contents by exploiting DevTools URLs.

Understanding CVE-2017-5011

This CVE refers to a security flaw in Google Chrome that could be exploited by tricking users into installing a malicious extension through a specially crafted HTML page.

What is CVE-2017-5011?

The vulnerability in Google Chrome prior to version 56.0.2924.76 for Windows stemmed from inadequate cleaning of DevTools URLs, enabling attackers to read file system contents.

The Impact of CVE-2017-5011

The vulnerability could be leveraged by remote attackers to access sensitive file system data by deceiving users into installing a malicious extension.

Technical Details of CVE-2017-5011

Google Chrome's security issue is detailed below:

Vulnerability Description

Google Chrome versions before 56.0.2924.76 for Windows did not properly sanitize DevTools URLs
Attackers could exploit this flaw to access file system contents

Affected Systems and Versions

Product: Google Chrome prior to 56.0.2924.76 for Windows
Version: Google Chrome prior to 56.0.2924.76 for Windows

Exploitation Mechanism

Attackers could trick users into installing a malicious extension through a specifically designed HTML page

Mitigation and Prevention

To address CVE-2017-5011, consider the following steps:

Immediate Steps to Take

Update Google Chrome to version 56.0.2924.76 or later
Avoid installing extensions from untrusted sources

Long-Term Security Practices

Educate users on safe browsing habits and extension installation
Regularly update browsers and extensions to the latest versions

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities