CVE-2022-0941 Explained : Impact and Mitigation

This article provides detailed information about CVE-2022-0941, a vulnerability in the star7th/showdoc GitHub repository.

Understanding CVE-2022-0941

In this section, we will explore what CVE-2022-0941 is, its impacts, technical details, and mitigation strategies.

What is CVE-2022-0941?

CVE-2022-0941 refers to a Stored Cross-Site Scripting (XSS) vulnerability due to Unrestricted File Upload in the star7th/showdoc GitHub repository prior to version 2.10.4.

The Impact of CVE-2022-0941

The vulnerability has a CVSS base score of 7.3 (High severity) and affects confidentiality, integrity, and availability. An attacker can exploit this vulnerability to execute malicious scripts in the context of a victim's session.

Technical Details of CVE-2022-0941

Let's dive into the technical aspects of this vulnerability.

Vulnerability Description

The vulnerability arises from improper neutralization of input during web page generation, leading to stored XSS attacks.

Affected Systems and Versions

The vulnerability affects the star7th/showdoc GitHub repository versions older than 2.10.4.

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading malicious files containing XSS payloads, which get executed in the context of other users accessing the affected page.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risk posed by CVE-2022-0941.

Immediate Steps to Take

Users should update the star7th/showdoc repository to version 2.10.4 or higher to patch the vulnerability. Additionally, security teams must monitor for any signs of exploitation.

Long-Term Security Practices

Implement input validation mechanisms, content security policies, and regular security audits to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly apply security patches and updates to all software components to stay protected against known vulnerabilities.