CVE-2023-37151 in Online Pizza Ordering System
Summary
by MITRE • 07/10/2023
Sourcecodester Online Pizza Ordering System v1.0 allows the upload of malicious PHP files resulting in Remote Code Execution (RCE).
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Analysis
by VulDB Data Team • 07/27/2023
The CVE-2023-37151 vulnerability affects the Sourcecodester Online Pizza Ordering System version 1.0, presenting a critical security flaw that enables unauthorized remote code execution through improper file upload validation. This vulnerability resides within the system's file handling mechanisms, specifically targeting the pizza ordering platform's user upload functionality. The flaw allows attackers to bypass security controls and upload malicious php files directly to the server, creating a pathway for arbitrary code execution. The vulnerability represents a classic insecure file upload issue that has been documented in numerous security frameworks and threat models.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the file upload process. The system fails to properly verify file extensions, content types, or file signatures before accepting uploads, allowing malicious actors to submit php scripts that can be executed on the target server. This weakness directly maps to CWE-434, which describes insecure file upload vulnerabilities where applications accept potentially dangerous file types without proper validation. The flaw enables attackers to upload php web shells or malicious scripts that can execute with the privileges of the web server process, potentially leading to full system compromise.
The operational impact of CVE-2023-37151 extends far beyond simple code execution, as it provides attackers with persistent access to the affected system. Once a malicious php file is uploaded and executed, attackers can perform various malicious activities including data exfiltration, privilege escalation, and establishment of backdoors. The vulnerability can be exploited through the web interface of the pizza ordering system, making it accessible to remote attackers without requiring local system access. This aligns with ATT&CK technique T1505.003 for Server Software Component, where adversaries leverage web application vulnerabilities to execute malicious code. The compromised system may serve as a foothold for further network infiltration, particularly if the web server has access to internal databases or other sensitive resources.
Mitigation strategies for this vulnerability should focus on implementing comprehensive file upload restrictions and validation mechanisms. Organizations must enforce strict file type checking using allowlists rather than denylists, validate file content using multiple methods including magic number detection, and implement proper file naming conventions to prevent path traversal attacks. The system should also employ separate execution environments for uploaded files and maintain proper access controls to prevent unauthorized modifications. Additionally, implementing web application firewalls and regular security scanning can help detect and prevent exploitation attempts. Security teams should also conduct regular penetration testing and vulnerability assessments to identify similar issues within the application's codebase, following the principles outlined in OWASP Top Ten and NIST cybersecurity frameworks for web application security.