CVE-2021-25051 Explained : Impact and Mitigation

The Modal Window WordPress plugin before version 5.2.2 is vulnerable to a Remote Code Execution (RCE) exploit through a Cross-Site Request Forgery (CSRF) attack. This CVE, assigned CVE-2021-25051, allows attackers to include arbitrary PHP files, leading to potential RCE.

Understanding CVE-2021-25051

This section provides insights into the impact, technical details, and mitigation strategies for CVE-2021-25051.

What is CVE-2021-25051?

The CVE-2021-25051 vulnerability arises in the Modal Window WordPress plugin before version 5.2.2. Attackers can exploit it to include arbitrary PHP files within the admin menu page, potentially enabling CSRF RCE attacks.

The Impact of CVE-2021-25051

The impact of CVE-2021-25051 is severe as it allows threat actors to execute arbitrary PHP files, potentially compromising the security and integrity of affected systems.

Technical Details of CVE-2021-25051

Let's delve into the technical aspects of CVE-2021-25051 to understand the vulnerability better.

Vulnerability Description

The vulnerability in the Modal Window WordPress plugin allows attackers to include arbitrary PHP files using the wow-company admin menu page, leading to potential CSRF RCE.

Affected Systems and Versions

Systems running the Modal Window WordPress plugin versions earlier than 5.2.2 are vulnerable to this exploit, exposing them to CSRF RCE attacks.

Exploitation Mechanism

The vulnerability can be exploited by attackers to insert malicious PHP files through the admin menu page, enabling them to execute arbitrary code on the target system.

Mitigation and Prevention

Protecting systems from CVE-2021-25051 requires immediate actions and long-term security practices.

Immediate Steps to Take

Website administrators should update the Modal Window plugin to version 5.2.2 or later immediately to mitigate the risk of CSRF RCE attacks.

Long-Term Security Practices

Implementing regular security audits, monitoring, and staying updated with plugin patches can help prevent similar vulnerabilities in the future.

Patching and Updates

It is crucial to stay informed about security updates for all installed plugins, ensuring prompt application of patches to prevent exploitation.