CVE-2019-13683 : Security Advisory and Response

Google Chrome before version 77.0.3865.75 had a vulnerability in its developer tools that allowed attackers to extract cross-origin data.

Understanding CVE-2019-13683

Before version 77.0.3865.75, Google Chrome had a problem with not properly enforcing policies in its developer tools, which could be exploited by a malicious attacker to extract cross-origin data by using a specifically created HTML page.

What is CVE-2019-13683?

This CVE refers to the insufficient policy enforcement in Google Chrome's developer tools before version 77.0.3865.75, enabling a remote attacker to leak cross-origin data through a crafted HTML page.

The Impact of CVE-2019-13683

Attackers could exploit this vulnerability to extract cross-origin data, potentially compromising sensitive information.

Technical Details of CVE-2019-13683

Google Chrome's vulnerability details and affected systems.

Vulnerability Description

The vulnerability in Chrome's developer tools allowed remote attackers to extract cross-origin data through a specially crafted HTML page.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 77.0.3865.75

Exploitation Mechanism

Attackers could exploit this vulnerability by creating a malicious HTML page to extract cross-origin data.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2019-13683.

Immediate Steps to Take

Update Google Chrome to version 77.0.3865.75 or higher to patch the vulnerability.
Avoid visiting untrusted websites or clicking on suspicious links.

Long-Term Security Practices

Regularly update Chrome and other software to the latest versions.
Implement strong security measures such as firewalls and antivirus software.

Patching and Updates

Google released a stable channel update for desktop to address this vulnerability.