CVE-2022-3370 : What You Need to Know

This article discusses CVE-2022-3370, a vulnerability related to 'Use after free in Custom Elements' in Google Chrome prior to version 106.0.5249.91, allowing a potential remote attacker to exploit heap corruption via a crafted HTML page.

Understanding CVE-2022-3370

This section provides insights into the nature and impact of CVE-2022-3370.

What is CVE-2022-3370?

The vulnerability in Custom Elements in Google Chrome before version 106.0.5249.91 allows a remote attacker to exploit heap corruption through a specially crafted HTML page.

The Impact of CVE-2022-3370

The severity of this vulnerability is rated as High by the Chromium security team, indicating the potential risk of remote exploitation and heap corruption.

Technical Details of CVE-2022-3370

In this section, we delve into the technical aspects of the CVE-2022-3370 vulnerability.

Vulnerability Description

The 'Use after free' vulnerability in Custom Elements of Google Chrome presents a critical risk of heap corruption, potentially leading to remote attacks.

Affected Systems and Versions

Google Chrome versions prior to 106.0.5249.91 are affected by this vulnerability, with a custom version type potentially exposing users to the risk of heap corruption exploitation.

Exploitation Mechanism

A remote attacker can exploit the 'Use after free' flaw in Custom Elements via a maliciously crafted HTML page, triggering heap corruption and potentially gaining unauthorized access.

Mitigation and Prevention

This section outlines the steps to mitigate and prevent exploitation of CVE-2022-3370.

Immediate Steps to Take

Users are advised to update Google Chrome to version 106.0.5249.91 or newer to mitigate the 'Use after free' vulnerability and prevent potential heap corruption exploitation.

Long-Term Security Practices

To enhance security posture, users should regularly update their browsers and exercise caution while visiting unknown or untrusted websites to prevent similar vulnerabilities from being exploited.

Patching and Updates

Google has released a stable channel update addressing CVE-2022-3370. Users are encouraged to apply patches promptly and stay informed about security updates to safeguard against potential exploits.