CVE-2020-15999 : Exploit Details and Defense Strategies

Google Chrome prior to 86.0.4240.111 is affected by a heap buffer overflow vulnerability in Freetype, potentially allowing remote attackers to exploit heap corruption via a crafted HTML page.

Understanding CVE-2020-15999

This CVE identifies a specific vulnerability in Google Chrome that could be exploited by attackers.

What is CVE-2020-15999?

CVE-2020-15999 is a heap buffer overflow vulnerability in Freetype in Google Chrome versions prior to 86.0.4240.111.

The Impact of CVE-2020-15999

The vulnerability could allow a remote attacker to potentially exploit heap corruption by using a specially crafted HTML page.

Technical Details of CVE-2020-15999

Google Chrome versions prior to 86.0.4240.111 are affected by this vulnerability.

Vulnerability Description

A heap buffer overflow vulnerability in Freetype in Google Chrome could lead to heap corruption.

Affected Systems and Versions

Vendor: Google
Product: Chrome
Affected Versions: Prior to 86.0.4240.111

Exploitation Mechanism

The vulnerability can be exploited by a remote attacker through a crafted HTML page.

Mitigation and Prevention

Steps to address and prevent the exploitation of CVE-2020-15999.

Immediate Steps to Take

Update Google Chrome to version 86.0.4240.111 or later.
Avoid clicking on suspicious links or visiting untrusted websites.
Implement web filtering and security mechanisms to block potentially malicious content.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Educate users on safe browsing practices and the importance of software updates.

Patching and Updates

Google released a patch in version 86.0.4240.111 to address the vulnerability.