CVE-2021-38841 Explained : Impact and Mitigation

A detailed overview of CVE-2021-38841 highlighting the vulnerability, its impact, technical details, and mitigation steps.

Understanding CVE-2021-38841

This section provides insights into the CVE-2021-38841 vulnerability affecting the Simple Water Refilling Station Management System.

What is CVE-2021-38841?

The CVE-2021-38841 vulnerability allows Remote Code Execution in the Simple Water Refilling Station Management System 1.0 through the System Logo option on the system_info page.

The Impact of CVE-2021-38841

The vulnerability can be exploited via the update_settings action in classes/SystemSettings.php, leading to unauthorized Remote Code Execution.

Technical Details of CVE-2021-38841

Explore the technical aspects of the CVE-2021-38841 vulnerability, including its description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability arises due to improper input validation in the System Logo feature, enabling attackers to execute malicious code remotely.

Affected Systems and Versions

All versions of the Simple Water Refilling Station Management System 1.0 are affected by CVE-2021-38841.

Exploitation Mechanism

By leveraging the update_settings action in classes/SystemSettings.php, threat actors can execute arbitrary code remotely.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks posed by CVE-2021-38841 and enhance system security.

Immediate Steps to Take

Disable the System Logo option on the system_info page and restrict access to the update_settings action to prevent unauthorized code execution.

Long-Term Security Practices

Implement secure coding practices, conduct regular security audits, and educate users on best security practices to minimize future vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates released by the vendor to address the CVE-2021-38841 vulnerability and strengthen system defenses.