CVE-2021-43091 Explained : Impact and Mitigation

An SQL Injection vulnerability exists in Yeswiki doryphore 20211012 via the email parameter in the registration form.

Understanding CVE-2021-43091

What is CVE-2021-43091?

This CVE identifies an SQL Injection vulnerability present in Yeswiki doryphore 20211012 through the email parameter within the registration form.

The Impact of CVE-2021-43091

SQL Injection exploits can lead to unauthorized access to sensitive data, data corruption, and full control over the database by attackers.

Technical Details of CVE-2021-43091

Vulnerability Description

The vulnerability allows attackers to manipulate SQL queries through the email parameter, potentially extracting, modifying or deleting data within the database.

Affected Systems and Versions

Product: Yeswiki doryphore 20211012
Version: Not applicable

Exploitation Mechanism

Attackers can input malicious SQL code in the email parameter of the registration form
By submitting the form, the SQL code gets executed, leading to potential data breaches

Mitigation and Prevention

Immediate Steps to Take

Implement input validation to sanitize user inputs, preventing SQL injection attacks
Regularly monitor and analyze database query logs for unusual or malicious activities

Long-Term Security Practices

Conduct regular security audits and penetration testing to identify vulnerabilities
Educate developers on secure coding practices and the risks of SQL injection

Patching and Updates

Apply patches and updates provided by Yeswiki to fix the SQL Injection vulnerability