CVE-2020-6436 Explained : Impact and Mitigation

A use after free vulnerability in window management in Google Chrome before 81.0.4044.92 could allow a remote attacker to exploit heap corruption via a malicious HTML page.

Understanding CVE-2020-6436

This CVE involves a specific type of memory corruption vulnerability in Google Chrome.

What is CVE-2020-6436?

CVE-2020-6436 is a use after free vulnerability in the window management component of Google Chrome versions prior to 81.0.4044.92.

The Impact of CVE-2020-6436

The vulnerability could be exploited by a remote attacker to potentially corrupt the heap memory through a carefully crafted HTML page.

Technical Details of CVE-2020-6436

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability arises from improper handling of memory in the window management functionality of Google Chrome.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: Prior to 81.0.4044.92

Exploitation Mechanism

The vulnerability could be exploited remotely by enticing a user to visit a malicious website hosting a specially crafted HTML page.

Mitigation and Prevention

Protecting systems from CVE-2020-6436 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Google Chrome to version 81.0.4044.92 or later to mitigate the vulnerability.
Avoid clicking on suspicious links or visiting untrusted websites.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Implement network security measures to detect and block malicious activities.

Patching and Updates

Ensure timely installation of security patches and updates provided by Google Chrome to address vulnerabilities like CVE-2020-6436.