CVE-2020-16020 : What You Need to Know

Google Chrome on ChromeOS prior to 87.0.4280.66 is affected by a vulnerability that allows a remote attacker to bypass access control.

Understanding CVE-2020-16020

Inappropriate implementation in cryptohome in Google Chrome on ChromeOS prior to 87.0.4280.66 allowed a remote attacker who had compromised the browser process to bypass discretionary access control via a malicious file.

What is CVE-2020-16020?

The vulnerability in Google Chrome on ChromeOS before version 87.0.4280.66 enables a remote attacker to circumvent access control mechanisms by exploiting a flaw in the cryptohome implementation.

The Impact of CVE-2020-16020

This vulnerability could be exploited by a remote attacker who has already compromised the browser process, allowing them to bypass discretionary access control and potentially execute malicious actions on the affected system.

Technical Details of CVE-2020-16020

Google Chrome vulnerability details.

Vulnerability Description

Type: Inappropriate implementation
Location: cryptohome in Google Chrome
Impact: Bypass discretionary access control

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 87.0.4280.66

Exploitation Mechanism

Attack Vector: Remote
Attack Complexity: Low
Privileges Required: None

Mitigation and Prevention

Protecting systems from CVE-2020-16020.

Immediate Steps to Take

Update Google Chrome to version 87.0.4280.66 or later.
Avoid downloading files from untrusted sources.
Implement browser security best practices.

Long-Term Security Practices

Regularly update software and applications.
Conduct security audits and vulnerability assessments.
Educate users on safe browsing habits.

Patching and Updates

Google has released a patch in version 87.0.4280.66 to address this vulnerability.