CVE-2018-6093 : Security Advisory and Response

Google Chrome before version 66.0.3359.117 had a vulnerability in the Blink component that allowed remote attackers to expose cross-origin data.

Understanding CVE-2018-6093

Before version 66.0.3359.117 of Google Chrome, the Blink component lacked proper origin checks, enabling attackers to exploit a specially crafted HTML page.

What is CVE-2018-6093?

This CVE refers to a vulnerability in Google Chrome that allowed remote attackers to leak cross-origin data through a crafted HTML page.

The Impact of CVE-2018-6093

The vulnerability in Google Chrome could be exploited by remote attackers to expose cross-origin data, potentially leading to unauthorized access to sensitive information.

Technical Details of CVE-2018-6093

Google Chrome Vulnerability

Vulnerability Description

Insufficient origin checks in Blink component of Google Chrome before version 66.0.3359.117

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 66.0.3359.117

Exploitation Mechanism

Remote attackers could exploit the vulnerability by using a specifically designed HTML page.

Mitigation and Prevention

Steps to Address CVE-2018-6093

Immediate Steps to Take

Update Google Chrome to version 66.0.3359.117 or later
Avoid visiting untrusted websites or clicking on suspicious links

Long-Term Security Practices

Regularly update browsers and software to the latest versions
Implement network security measures to detect and prevent similar attacks

Patching and Updates

Google released a patch addressing this vulnerability in version 66.0.3359.117