CVE-2022-47932 : Vulnerability Insights and Analysis

A denial of service vulnerability was discovered in the Brave Browser before version 1.43.34. This CVE allows a remote attacker to trigger a denial of service using a specially crafted HTML file that references an ipfs:// or ipns:// URL. The issue stems from an incomplete fix for CVE-2022-47933.

Understanding CVE-2022-47932

This section will cover the details and impact of the CVE-2022-47932 vulnerability.

What is CVE-2022-47932?

CVE-2022-47932 is a denial of service vulnerability in the Brave Browser that enables an attacker to disrupt browser functionality by exploiting specific URL references in an HTML file.

The Impact of CVE-2022-47932

The vulnerability poses a risk of remote attackers leveraging a crafted HTML file to cause denial of service, affecting the availability of the Brave Browser.

Technical Details of CVE-2022-47932

Explore the specifics of the vulnerability in this section.

Vulnerability Description

The vulnerability arises due to incomplete mitigation for a previously identified security issue (CVE-2022-47933) in Brave Browser versions prior to 1.43.34.

Affected Systems and Versions

The impact of CVE-2022-47932 is observed in Brave Browser versions preceding 1.43.34.

Exploitation Mechanism

Attackers can exploit the vulnerability by creating a malicious HTML file referencing ipfs:// or ipns:// URLs, leading to a denial of service condition within the browser.

Mitigation and Prevention

Learn how to address and prevent the CVE-2022-47932 vulnerability.

Immediate Steps to Take

Users are advised to update their Brave Browser to version 1.43.34 or later to mitigate the CVE-2022-47932 vulnerability.

Long-Term Security Practices

Practicing safe browsing habits and staying informed about security updates can help defend against potential threats to browser security.

Patching and Updates

Regularly check for and apply software updates for Brave Browser to ensure protection against known vulnerabilities.