CVE-2023-2930 : What You Need to Know

This article provides detailed information about CVE-2023-2930, a security vulnerability identified in Google Chrome.

Understanding CVE-2023-2930

CVE-2023-2930 is a vulnerability found in Google Chrome that allows an attacker to exploit heap corruption by utilizing a crafted HTML page. The severity of this vulnerability is classified as High by Chromium security standards.

What is CVE-2023-2930?

The vulnerability known as CVE-2023-2930 involves a 'Use after free' issue in Extensions in Google Chrome versions prior to 114.0.5735.90. If a user is tricked into installing a malicious extension, an attacker can potentially execute an exploit using a specially crafted HTML page.

The Impact of CVE-2023-2930

Due to this vulnerability, an attacker can corrupt the memory heap of a victim's system, leading to potential security breaches, data leaks, and unauthorized access to sensitive information stored on the affected device.

Technical Details of CVE-2023-2930

The following technical aspects of CVE-2023-2930 provide insights into the vulnerability's description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability arises from a 'Use after free' flaw in Extensions within Google Chrome versions preceding 114.0.5735.90. This flaw can be exploited by a threat actor who manages to deceive a user into installing a malevolent extension.

Affected Systems and Versions

The specific affected product in this case is Google Chrome, with versions earlier than 114.0.5735.90 being susceptible to the CVE-2023-2930 vulnerability.

Exploitation Mechanism

By manipulating a victim into installing a malicious extension and directing them to a specially crafted HTML page, an attacker can trigger heap corruption within the Chrome browser, potentially leading to further exploitation.

Mitigation and Prevention

To safeguard systems and mitigate the risks associated with CVE-2023-2930, it is crucial to undertake immediate steps for security enhancement, implement long-term security practices, and prioritize patching and updates.

Immediate Steps to Take

Users and administrators must ensure that Google Chrome is updated to version 114.0.5735.90 or higher to eliminate the vulnerability. It is also advisable to refrain from installing untrusted extensions and clicking on dubious links.

Long-Term Security Practices

Maintaining robust cybersecurity measures, such as regular security audits, user education on safe browsing practices, and enforcing the principle of least privilege, can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly updating software, especially web browsers like Google Chrome, is essential to patch known security vulnerabilities and enhance overall system security. Stay informed about security bulletins and apply updates promptly to stay protected.