CVE-2023-2464 : Exploit Details and Defense Strategies

This article provides detailed information about CVE-2023-2464, a security vulnerability identified in Google Chrome.

Understanding CVE-2023-2464

CVE-2023-2464 relates to an inappropriate implementation in PictureInPicture in Google Chrome before version 113.0.5672.63. This vulnerability allowed a malicious actor, after persuading a user to install a malicious extension, to carry out an origin spoof in the security UI through a specially crafted HTML page.

What is CVE-2023-2464?

CVE-2023-2464 is a security flaw in Google Chrome that could be exploited by attackers to deceive users into installing a malicious extension and manipulate the security UI through a crafted HTML page. The severity of this vulnerability in Chromium is classified as Medium.

The Impact of CVE-2023-2464

The impact of CVE-2023-2464 could result in unauthorized access to sensitive information, phishing attacks, or the execution of arbitrary code by malicious entities. It poses a risk to the security and privacy of users who could fall victim to such attacks.

Technical Details of CVE-2023-2464

The following technical details outline the vulnerability described in CVE-2023-2464:

Vulnerability Description

The vulnerability in PictureInPicture in Google Chrome prior to version 113.0.5672.63 allowed for origin spoofing in the security UI by leveraging a malicious extension and a crafted HTML page.

Affected Systems and Versions

Google Chrome versions earlier than 113.0.5672.63 are affected by this vulnerability, specifically when users are tricked into installing a malicious extension.

Exploitation Mechanism

To exploit CVE-2023-2464, attackers need to convince users to install a malicious extension, after which they can perform an origin spoof in the security UI with a specially crafted HTML page to carry out their malicious activities.

Mitigation and Prevention

To safeguard against the risks associated with CVE-2023-2464, users and organizations can take the following measures:

Immediate Steps to Take

Update Google Chrome to version 113.0.5672.63 or later to mitigate the vulnerability.
Avoid installing extensions from untrusted sources to minimize the possibility of being tricked into installing malicious extensions.

Long-Term Security Practices

Educate users about the risks associated with installing unverified extensions and browsing potentially harmful websites.
Implement strict extension controls and security policies within the organization to prevent unauthorized installations.

Patching and Updates

Regularly check for updates and security patches released by Google Chrome to ensure that systems are protected from known vulnerabilities like CVE-2023-2464. Keep the browser updated to the latest version to benefit from security enhancements and bug fixes.