CVE-2021-43156 Explained : Impact and Mitigation

ProjectWorlds Online Book Store PHP 1.0 is affected by a CSRF vulnerability in admin_delete.php that enables a remote attacker to delete any book.

Understanding CVE-2021-43156

This CVE record discusses a security flaw in ProjectWorlds Online Book Store PHP 1.0 that allows unauthorized deletion of books by a remote attacker.

What is CVE-2021-43156?

The vulnerability in admin_delete.php of ProjectWorlds Online Book Store PHP 1.0 permits an attacker to delete books without proper authorization, leading to potential data loss.

The Impact of CVE-2021-43156

The CSRF vulnerability in admin_delete.php poses a significant risk as it enables malicious users to remove any book from the online store, impacting data integrity and availability.

Technical Details of CVE-2021-43156

ProjectWorlds Online Book Store PHP 1.0's vulnerability is explained in further detail below.

Vulnerability Description

The flaw in admin_delete.php lacks proper authorization checks, allowing attackers to send unauthorized requests to delete books.

Affected Systems and Versions

Product: ProjectWorlds Online Book Store PHP 1.0
Vendor: Not applicable
Versions: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by sending crafted HTTP requests to admin_delete.php, tricking the server into deleting books without authentication.

Mitigation and Prevention

Taking immediate steps to mitigate the risk and establishing long-term security practices are crucial.

Immediate Steps to Take

Implement proper access controls and authorization mechanisms in admin_delete.php to prevent unauthorized deletions.
Regularly monitor and review logs for any suspicious activities related to book deletions.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities promptly.
Train employees and developers on secure coding practices and the importance of data security.
Stay informed about security updates and best practices to enhance overall system security.

Patching and Updates

Ensure that ProjectWorlds Online Book Store PHP is updated to a patched version that addresses the CSRF vulnerability in admin_delete.php to prevent unauthorized book deletions.