CVE-2019-5832 : Vulnerability Insights and Analysis

Google Chrome before version 75.0.3770.80 had a vulnerability in policy enforcement for XMLHttpRequest, allowing attackers to expose cross-origin data.

Understanding CVE-2019-5832

Before version 75.0.3770.80, Google Chrome had a vulnerability in the way it enforced policies for XMLHttpRequest. This flaw enabled an attacker to expose cross-origin data by using a carefully crafted HTML page.

What is CVE-2019-5832?

Insufficient policy enforcement in XMLHttpRequest in Google Chrome prior to 75.0.3770.80 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

The Impact of CVE-2019-5832

Attackers could exploit this vulnerability to access cross-origin data, potentially leading to sensitive information exposure.

Technical Details of CVE-2019-5832

Google Chrome vulnerability details

Vulnerability Description

Type: Insufficient policy enforcement
Impact: Cross-origin data exposure

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 75.0.3770.80

Exploitation Mechanism

Attackers could exploit the vulnerability by using a specially crafted HTML page to access cross-origin data.

Mitigation and Prevention

Protecting against CVE-2019-5832

Immediate Steps to Take

Update Google Chrome to version 75.0.3770.80 or newer to mitigate the vulnerability.
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 policies and practices to prevent cross-origin data leaks.

Patching and Updates

Stay informed about security updates for Google Chrome and apply patches promptly to address known vulnerabilities.