CVE-2022-30819 in Wedding Management System
Summary
by MITRE • 06/02/2022
In Wedding Management System v1.0, there is an arbitrary file upload vulnerability in the picture upload point of "photos_edit.php" file.
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Analysis
by VulDB Data Team • 06/04/2022
The CVE-2022-30819 vulnerability represents a critical arbitrary file upload flaw within the Wedding Management System version 1.0, specifically targeting the photo upload functionality exposed through the photos_edit.php endpoint. This vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly verify file types and contents before processing user-uploaded media. The system lacks proper restrictions on file extensions, MIME types, or content inspection, allowing malicious actors to upload potentially harmful files including web shells, script files, or other malicious payloads that can be executed within the application's context.
The technical implementation of this vulnerability aligns with CWE-434, which describes insecure file upload vulnerabilities where applications accept files from untrusted sources without proper validation. The flaw exists in the photos_edit.php file where the application accepts image uploads without implementing robust security controls such as file type whitelisting, content-based validation, or proper file extension filtering. Attackers can exploit this weakness by uploading malicious files with extensions that bypass the application's validation checks, potentially gaining remote code execution capabilities or compromising the underlying server infrastructure.
From an operational impact perspective, this vulnerability creates significant risk for wedding planning businesses and their customers who rely on the system for managing event documentation and photo galleries. Successful exploitation could allow attackers to execute arbitrary code on the server, potentially leading to complete system compromise, data exfiltration, or the deployment of additional malicious tools. The vulnerability affects not only the application's integrity but also poses risks to customer privacy and business continuity, as sensitive wedding information and personal photographs stored within the system could be accessed or manipulated by unauthorized parties.
The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, where adversaries leverage application weaknesses to gain initial access to target systems. The exploitation process typically involves uploading malicious files through the vulnerable upload interface, followed by executing these payloads to establish persistent access or escalate privileges within the compromised environment. Organizations should implement comprehensive mitigation strategies including input validation, file type restrictions, content inspection, and proper access controls to prevent unauthorized file uploads. Additionally, regular security testing, code reviews, and vulnerability assessments are essential to identify and remediate similar weaknesses in web applications. The vulnerability underscores the importance of secure coding practices and proper file handling mechanisms in web applications, particularly those dealing with user-generated content and media uploads.