CVE-2020-6413 : Security Advisory and Response

Inappropriate implementation in Blink in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to bypass HTML validators via a crafted HTML page.

Understanding CVE-2020-6413

This CVE involves a vulnerability in Google Chrome that could be exploited by a remote attacker.

What is CVE-2020-6413?

CVE-2020-6413 is a security vulnerability in Google Chrome that enables a remote attacker to bypass HTML validators by exploiting an inappropriate implementation in Blink.

The Impact of CVE-2020-6413

The vulnerability in Google Chrome prior to version 80.0.3987.87 could allow malicious actors to craft HTML pages that bypass HTML validators, potentially leading to further exploitation or unauthorized access.

Technical Details of CVE-2020-6413

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability arises from an inappropriate implementation in Blink, the rendering engine for Google Chrome, which could be abused by attackers to create malicious HTML pages.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: Less than 80.0.3987.87
Version Type: Custom

Exploitation Mechanism

The vulnerability allows remote attackers to create specially crafted HTML pages that can bypass HTML validators, potentially leading to further exploitation.

Mitigation and Prevention

Protecting systems from CVE-2020-6413 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Google Chrome to version 80.0.3987.87 or later to mitigate the vulnerability.
Avoid clicking on suspicious links or visiting untrusted websites to minimize the risk of exploitation.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Implement network security measures such as firewalls and intrusion detection systems to enhance overall security.

Patching and Updates

Google has released updates to address this vulnerability. Ensure that all systems running Google Chrome are updated to the latest version to prevent exploitation.