CVE-2020-6546 Explained : Impact and Mitigation

Google Chrome prior to 84.0.4147.125 had an inappropriate implementation in the installer, potentially allowing a local attacker to elevate privileges via a crafted filesystem.

Understanding CVE-2020-6546

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

What is CVE-2020-6546?

CVE-2020-6546 is a security vulnerability in Google Chrome versions prior to 84.0.4147.125 that stems from an inappropriate implementation in the installer.

The Impact of CVE-2020-6546

The vulnerability could allow a local attacker to potentially elevate their privileges by exploiting the flawed installer in Google Chrome.

Technical Details of CVE-2020-6546

This section delves into the technical aspects of the CVE.

Vulnerability Description

The inappropriate implementation in the installer of Google Chrome versions before 84.0.4147.125 could be abused by a local attacker to escalate privileges.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: Less than 84.0.4147.125

Exploitation Mechanism

The vulnerability could be exploited by a local attacker through a specially crafted filesystem to potentially elevate their privileges.

Mitigation and Prevention

Protecting systems from CVE-2020-6546 requires immediate action and long-term security practices.

Immediate Steps to Take

Update Google Chrome to version 84.0.4147.125 or later to mitigate the vulnerability.
Monitor for any signs of unauthorized privilege escalation on the system.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Implement the principle of least privilege to limit the impact of potential privilege escalation attacks.

Patching and Updates

Google released a fix in version 84.0.4147.125 to address the vulnerability. Ensure all systems are updated to this version or newer to prevent exploitation.