CVE-2020-6423 : Security Advisory and Response

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

Understanding CVE-2020-6423

This CVE involves a specific vulnerability in Google Chrome that could potentially lead to heap corruption.

What is CVE-2020-6423?

CVE-2020-6423 is a use-after-free vulnerability in the audio component of Google Chrome versions prior to 81.0.4044.92. This flaw could be exploited by a remote attacker through a crafted HTML page.

The Impact of CVE-2020-6423

The vulnerability could allow an attacker to execute arbitrary code on the victim's system, potentially leading to further compromise or data theft.

Technical Details of CVE-2020-6423

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The use-after-free vulnerability in the audio component of Google Chrome could result in heap corruption when triggered by a specially crafted HTML page.

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 containing the crafted HTML page.

Mitigation and Prevention

Protecting systems from CVE-2020-6423 requires immediate action 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 security best practices such as using firewalls and antivirus software.

Patching and Updates

Ensure that all systems running Google Chrome are regularly updated with the latest security patches to prevent exploitation of known vulnerabilities.