CVE-2021-41644 : Exploit Details and Defense Strategies
Learn about CVE-2021-41644, a vulnerability allowing Remote Code Execution in Sourcecodester Online Food Ordering System 2.0. Understand its impact, affected systems, exploitation, and mitigation strategies.
A Remote Code Execution (RCE) vulnerability has been identified in the Sourcecodester Online Food Ordering System 2.0, allowing attackers to execute malicious PHP files.
Understanding CVE-2021-41644
This CVE involves an RCE vulnerability in a specific online food ordering system.
What is CVE-2021-41644?
The CVE-2021-41644 CVE describes a security flaw in Sourcecodester Online Food Ordering System 2.0 that enables the execution of arbitrary PHP files, bypassing image upload filters.
The Impact of CVE-2021-41644
The vulnerability could lead to unauthorized remote code execution, enabling attackers to compromise the system's integrity and potentially steal sensitive data.
Technical Details of CVE-2021-41644
This section outlines the technical aspects of the CVE.
Vulnerability Description
The vulnerability allows threat actors to upload and execute PHP files, creating a pathway for remote code execution.
Affected Systems and Versions
- Product: Sourcecodester Online Food Ordering System 2.0
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
Attackers can exploit this vulnerability by uploading a specially crafted PHP file that sidesteps the image upload filters, enabling them to execute malicious code.
Mitigation and Prevention
Steps to address and prevent the exploitation of CVE-2021-41644.
Immediate Steps to Take
- Disable file uploads in the affected system if not essential for operations.
- Implement input validation to restrict the types of files that can be uploaded.
- Regularly monitor and review uploaded files for any suspicious activity.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing on the system.
- Keep software and systems up-to-date with the latest security patches.
- Educate users and administrators about secure file upload practices.
- Employ network and application firewalls to limit unauthorized access.
- Consider implementing web application firewalls (WAFs) to filter and monitor incoming traffic.
Patching and Updates
Ensure that the Sourcecodester Online Food Ordering System 2.0 is updated with the latest patches and security updates to mitigate the vulnerability.