CVE-2018-6070 : What You Need to Know

Google Chrome prior to version 65.0.3325.146 had a vulnerability that allowed attackers to bypass Content Security Policy (CSP) by tricking users into installing a malicious browser extension.

Understanding CVE-2018-6070

This CVE describes a lack of sufficient enforcement of CSP on WebUI pages in Google Chrome versions before 65.0.3325.146, enabling attackers to exploit security measures.

What is CVE-2018-6070?

The absence of proper CSP enforcement on WebUI pages in older Chrome versions allowed attackers to bypass security measures by convincing users to install a malicious browser extension.

The Impact of CVE-2018-6070

This vulnerability enabled attackers to circumvent CSP by utilizing a carefully crafted Chrome Extension, potentially leading to unauthorized access and data compromise.

Technical Details of CVE-2018-6070

Google Chrome vulnerability details and affected systems.

Vulnerability Description

The issue stemmed from inadequate CSP enforcement on WebUI pages, facilitating the installation of malicious browser extensions.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 65.0.3325.146

Exploitation Mechanism

Attackers exploited the vulnerability by persuading users to install a malicious browser extension, leveraging a customized Chrome Extension to bypass CSP.

Mitigation and Prevention

Protective measures to address CVE-2018-6070.

Immediate Steps to Take

Update Google Chrome to version 65.0.3325.146 or newer.
Avoid installing extensions from untrusted sources.
Regularly monitor and review installed browser extensions.

Long-Term Security Practices

Educate users on safe browsing habits and extension installation.
Implement strict CSP policies to mitigate extension-related risks.

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities.