CVE-2020-6445 : What You Need to Know

Insufficient policy enforcement in trusted types in Google Chrome prior to 81.0.4044.92 allowed a remote attacker to bypass content security policy via a crafted HTML page.

Understanding CVE-2020-6445

This CVE relates to a vulnerability in Google Chrome that could be exploited by a remote attacker to bypass content security policy.

What is CVE-2020-6445?

CVE-2020-6445 is a security vulnerability in Google Chrome that arises from insufficient policy enforcement in trusted types, enabling attackers to bypass content security policy through a specially crafted HTML page.

The Impact of CVE-2020-6445

The vulnerability in Google Chrome prior to version 81.0.4044.92 could be exploited by remote attackers to circumvent content security policy, potentially leading to unauthorized access or malicious activities.

Technical Details of CVE-2020-6445

This section provides more in-depth technical insights into the CVE-2020-6445 vulnerability.

Vulnerability Description

The vulnerability stems from inadequate policy enforcement in trusted types within Google Chrome, allowing threat actors to evade content security policy using a maliciously crafted HTML page.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 81.0.4044.92

Exploitation Mechanism

The vulnerability can be exploited remotely by leveraging the insufficient policy enforcement in trusted types to bypass content security policy through a specifically crafted HTML page.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2020-6445, the following steps are recommended:

Immediate Steps to Take

Update Google Chrome to version 81.0.4044.92 or later to mitigate the vulnerability.
Exercise caution when visiting unknown or untrusted websites to minimize the risk of exposure to malicious content.

Long-Term Security Practices

Regularly update and patch software to ensure the latest security fixes are in place.
Implement robust content security policies and practices to mitigate the impact of potential vulnerabilities.

Patching and Updates

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