CVE-2020-6456 Explained : Impact and Mitigation

Google Chrome prior to 81.0.4044.92 is affected by insufficient validation of untrusted input in the clipboard, allowing a local attacker to bypass site isolation.

Understanding CVE-2020-6456

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

What is CVE-2020-6456?

The CVE-2020-6456 vulnerability in Google Chrome allows a local attacker to bypass site isolation by leveraging insufficient validation of untrusted input in the clipboard.

The Impact of CVE-2020-6456

The vulnerability could potentially lead to security breaches and unauthorized access to sensitive information on affected systems.

Technical Details of CVE-2020-6456

Google Chrome version less than 81.0.4044.92 is affected by this vulnerability.

Vulnerability Description

Insufficient validation of untrusted input in the clipboard

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions affected: Less than 81.0.4044.92

Exploitation Mechanism

Local attacker crafts clipboard contents to bypass site isolation

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigate the risks associated with CVE-2020-6456.

Immediate Steps to Take

Update Google Chrome to version 81.0.4044.92 or higher
Avoid copying sensitive information to the clipboard
Be cautious of clipboard contents from untrusted sources

Long-Term Security Practices

Regularly update software and applications
Implement strong access controls and user permissions
Conduct security awareness training for employees

Patching and Updates

Apply security patches and updates provided by Google to address the vulnerability