CVE-2022-0966 Explained : Impact and Mitigation

A detailed analysis of CVE-2022-0966 highlighting the impact, technical details, and mitigation steps.

Understanding CVE-2022-0966

This CVE involves a Stored XSS vulnerability via File Upload in the star7th/showdoc GitHub repository before version 2.4.10.

What is CVE-2022-0966?

The vulnerability allows an attacker to upload malicious files triggering a Cross-site Scripting attack on affected systems.

The Impact of CVE-2022-0966

With a CVSS v3.0 base score of 6.4, this vulnerability has a high impact on confidentiality, integrity, and availability of systems.

Technical Details of CVE-2022-0966

Exploring the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises due to improper neutralization of input, enabling attackers to execute malicious scripts through file uploads.

Affected Systems and Versions

The vulnerability affects star7th/showdoc versions prior to 2.4.10, exposing them to potential XSS attacks through file uploads.

Exploitation Mechanism

Attackers with high privileges can exploit this vulnerability locally, leading to significant impacts on system availability, confidentiality, and integrity.

Mitigation and Prevention

Guidelines to mitigate the risk and prevent exploitation of CVE-2022-0966.

Immediate Steps to Take

Users are advised to update star7th/showdoc to version 2.4.10 or later and sanitize file uploads to prevent XSS attacks.

Long-Term Security Practices

Implement input validation mechanisms and security best practices to mitigate future XSS vulnerabilities.

Patching and Updates

Regularly update software, apply security patches promptly, and conduct security assessments to prevent similar vulnerabilities.