CVE-2019-13697 : Vulnerability Insights and Analysis

Google Chrome before 77.0.3865.120 allows a remote attacker to leak cross-origin data through performance APIs.

Understanding CVE-2019-13697

The vulnerability in Google Chrome allowed for the disclosure of cross-origin data through a specially crafted HTML page due to insufficient policy enforcement.

What is CVE-2019-13697?

This CVE refers to the lack of adequate policy enforcement in performance APIs in Google Chrome versions prior to 77.0.3865.120, enabling a remote attacker to access cross-origin data.

The Impact of CVE-2019-13697

The vulnerability could be exploited by a remote attacker to disclose sensitive cross-origin data, potentially leading to privacy breaches and unauthorized access.

Technical Details of CVE-2019-13697

Google Chrome's vulnerability details and affected systems.

Vulnerability Description

The absence of proper policy enforcement in performance APIs in Google Chrome versions before 77.0.3865.120 allowed for the exposure of cross-origin data through a specifically designed HTML page.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 77.0.3865.120

Exploitation Mechanism

The vulnerability could be exploited remotely by a threat actor through a crafted HTML page to access cross-origin data.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2019-13697.

Immediate Steps to Take

Update Google Chrome to version 77.0.3865.120 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 strong security measures such as firewalls and antivirus software.

Patching and Updates

Ensure timely installation of security patches and updates for Google Chrome to address known vulnerabilities.