CVE-2020-6518 : Security Advisory and Response

A use-after-free vulnerability in Google Chrome before version 84.0.4147.89 could allow a remote attacker to exploit heap corruption via a specially crafted HTML page.

Understanding CVE-2020-6518

This CVE involves a critical security issue in Google Chrome that could lead to remote code execution.

What is CVE-2020-6518?

CVE-2020-6518 is a use-after-free vulnerability in the developer tools of Google Chrome, potentially enabling a remote attacker to corrupt the heap memory through a malicious HTML page.

The Impact of CVE-2020-6518

The vulnerability could be exploited by convincing a user to use the developer tools, leading to potential heap corruption and remote code execution.

Technical Details of CVE-2020-6518

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

Vulnerability Description

The use-after-free flaw in Google Chrome's developer tools before version 84.0.4147.89 could be exploited by a remote attacker to trigger heap corruption.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 84.0.4147.89

Exploitation Mechanism

The vulnerability could be exploited by luring a user to use the developer tools in Chrome and visit a specially crafted HTML page.

Mitigation and Prevention

Protecting systems from CVE-2020-6518 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Google Chrome to version 84.0.4147.89 or later to mitigate the vulnerability.
Avoid visiting untrusted websites or clicking on suspicious links.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Educate users about safe browsing practices and the risks of interacting with unknown content.

Patching and Updates

Ensure timely installation of security patches and updates provided by Google Chrome to address known vulnerabilities.