CVE-2019-5799 : Exploit Details and Defense Strategies

Google Chrome prior to version 73.0.3683.75 had a vulnerability in Content Security Policy that could allow a remote attacker to bypass security measures.

Understanding CVE-2019-5799

Before version 73.0.3683.75 of Google Chrome, a flaw in the Content Security Policy allowed incorrect inheritance of a new document's policy, enabling attackers to bypass security controls.

What is CVE-2019-5799?

The vulnerability in Google Chrome prior to version 73.0.3683.75 allowed a remote attacker to bypass the content security policy by utilizing a specially crafted HTML page.

The Impact of CVE-2019-5799

This vulnerability could be exploited by remote attackers to circumvent the content security policy, potentially leading to unauthorized access or other malicious activities.

Technical Details of CVE-2019-5799

Google Chrome's vulnerability details and affected systems.

Vulnerability Description

The flaw in Chrome allowed for incorrect inheritance of a new document's policy within the Content Security Policy, facilitating bypassing security measures.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: Prior to 73.0.3683.75

Exploitation Mechanism

Attackers could exploit this vulnerability by using a specially crafted HTML page to bypass the content security policy.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2019-5799.

Immediate Steps to Take

Update Google Chrome to version 73.0.3683.75 or later.
Be cautious while browsing and avoid clicking on suspicious links.

Long-Term Security Practices

Regularly update browsers and other software to the latest versions.
Implement strong security measures and policies to prevent similar vulnerabilities.

Patching and Updates

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