CVE-2020-6542 : Vulnerability Insights and Analysis

A use-after-free vulnerability in ANGLE in Google Chrome before 84.0.4147.125 could allow a remote attacker to exploit heap corruption via a specially crafted HTML page.

Understanding CVE-2020-6542

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

What is CVE-2020-6542?

CVE-2020-6542 is a use-after-free vulnerability in ANGLE (Almost Native Graphics Layer Engine) in Google Chrome versions prior to 84.0.4147.125. This flaw could be exploited by a malicious actor to trigger heap corruption through a carefully crafted HTML page.

The Impact of CVE-2020-6542

The vulnerability could potentially allow a remote attacker to execute arbitrary code on the victim's system, leading to a compromise of sensitive information, unauthorized access, or further exploitation of the affected system.

Technical Details of CVE-2020-6542

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

Vulnerability Description

The use-after-free vulnerability in ANGLE in Google Chrome before version 84.0.4147.125 enables attackers to corrupt the heap memory by leveraging a specially crafted HTML page.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 84.0.4147.125 (unspecified)

Exploitation Mechanism

The vulnerability can be exploited remotely by enticing a user to visit a malicious website or open a malicious file containing the crafted HTML page.

Mitigation and Prevention

Protecting systems from CVE-2020-6542 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Google Chrome to version 84.0.4147.125 or later to mitigate the vulnerability.
Avoid clicking on suspicious links or visiting untrusted websites.
Implement security best practices to reduce the risk of exploitation.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Educate users about safe browsing habits and the importance of security awareness.
Employ network security measures such as firewalls and intrusion detection systems.

Patching and Updates

Google has released patches addressing CVE-2020-6542. Ensure that all systems running Google Chrome are updated to the latest version to prevent exploitation.