CVE-2019-5772 : Vulnerability Insights and Analysis

Google Chrome prior to version 72.0.3626.81 had a vulnerability in the sharing of objects during JavaScript runtime in PDFium, potentially exploitable by a remote attacker through a crafted PDF file.

Understanding CVE-2019-5772

In previous versions of Google Chrome, a vulnerability existed in the sharing of objects during JavaScript runtime in PDFium, allowing a remote attacker to potentially exploit heap corruption via a specially crafted PDF file.

What is CVE-2019-5772?

This CVE refers to a vulnerability in Google Chrome versions prior to 72.0.3626.81 that could be exploited by a remote attacker through a specially crafted PDF file, potentially leading to heap corruption.

The Impact of CVE-2019-5772

The vulnerability could allow a remote attacker to execute arbitrary code or cause a denial of service by exploiting the heap corruption issue in Google Chrome.

Technical Details of CVE-2019-5772

Google Chrome vulnerability details and affected systems.

Vulnerability Description

The vulnerability in Google Chrome allowed a remote attacker to potentially exploit heap corruption via a specially crafted PDF file.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 72.0.3626.81

Exploitation Mechanism

The vulnerability could be exploited by a remote attacker through a specially crafted PDF file, potentially leading to heap corruption.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2019-5772 vulnerability.

Immediate Steps to Take

Update Google Chrome to version 72.0.3626.81 or later.
Avoid opening PDF files from untrusted or unknown sources.
Implement network security measures to prevent remote attacks.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Educate users on safe browsing practices and potential threats.

Patching and Updates

Google released a patch addressing this vulnerability in version 72.0.3626.81.