CVE-2019-13711 Explained : Impact and Mitigation

A vulnerability in JavaScript policy enforcement in earlier versions of Google Chrome (prior to 78.0.3904.70) resulted in the potential leakage of cross-origin data when a maliciously crafted HTML page was accessed remotely.

Understanding CVE-2019-13711

This CVE identifies an insufficient policy enforcement vulnerability in Google Chrome.

What is CVE-2019-13711?

CVE-2019-13711 is a security vulnerability in Google Chrome versions prior to 78.0.3904.70 that allowed a remote attacker to leak cross-origin data through a specially crafted HTML page.

The Impact of CVE-2019-13711

The vulnerability could lead to the unauthorized access and leakage of sensitive cross-origin data when users visit a malicious website.

Technical Details of CVE-2019-13711

This section provides technical insights into the vulnerability.

Vulnerability Description

The vulnerability in JavaScript policy enforcement in Google Chrome allowed remote attackers to exploit cross-origin data leakage.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: Prior to 78.0.3904.70

Exploitation Mechanism

The vulnerability could be exploited by a remote attacker through a maliciously crafted HTML page.

Mitigation and Prevention

Protective measures to address CVE-2019-13711.

Immediate Steps to Take

Update Google Chrome to version 78.0.3904.70 or later to mitigate the vulnerability.
Avoid visiting untrusted or suspicious websites.

Long-Term Security Practices

Regularly update browsers and software to the latest versions.
Implement security best practices to prevent cross-origin data leakage.

Patching and Updates

Stay informed about security updates from Google Chrome and apply patches promptly to secure systems.