CVE-2025-54439 in MagicINFO 9 Server
Summary
by MITRE • 07/23/2025
Unrestricted Upload of File with Dangerous Type vulnerability in Samsung Electronics MagicINFO 9 Server allows Code Injection.This issue affects MagicINFO 9 Server: less than 21.1080.0.
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Analysis
by VulDB Data Team • 07/31/2025
The vulnerability identified as CVE-2025-54439 represents a critical security flaw in Samsung Electronics MagicINFO 9 Server software, specifically impacting versions prior to 21.1080.0. This issue manifests as an unrestricted file upload vulnerability that permits malicious actors to upload files with potentially dangerous types, creating a significant attack surface for code injection exploits. The MagicINFO 9 Server serves as a digital signage management platform that enables organizations to control and distribute content across multiple displays, making it a prime target for attackers seeking persistent access to enterprise networks.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the server's file upload mechanisms. When users attempt to upload files through the web interface, the system fails to properly verify the file type, content, or extension against a comprehensive whitelist of allowed formats. This weakness allows attackers to bypass security controls and upload malicious files such as php, asp, or other script files that can be executed on the server. The vulnerability aligns with CWE-434, which specifically addresses the insecure upload of files with dangerous types, and represents a direct violation of secure coding practices that mandate strict file validation procedures.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with persistent access to the underlying server infrastructure. Once an attacker successfully uploads a malicious file, they can execute arbitrary code with the privileges of the web server process, potentially leading to complete system compromise. This capability enables attackers to establish backdoors, exfiltrate sensitive data, or use the compromised server as a launch point for lateral movement within the network. The attack surface is particularly concerning given that MagicINFO 9 Server is commonly deployed in enterprise environments where it may have access to internal network resources and sensitive information.
Organizations utilizing affected versions of Samsung MagicINFO 9 Server should immediately implement mitigations to address this vulnerability. The primary recommended action is to upgrade to version 21.1080.0 or later, which includes proper file type validation and sanitization measures. Additionally, administrators should implement network-level restrictions to limit access to the server's upload functionality, deploy web application firewalls to monitor and filter file uploads, and conduct thorough security audits of existing uploaded content. From an att&ck framework perspective, this vulnerability maps to techniques such as T1190 (Exploit Public-Facing Application) and T1059 (Command and Scripting Interpreter), demonstrating how initial access through file upload can escalate to full system compromise. Organizations should also consider implementing principle of least privilege access controls and regular security assessments to prevent similar vulnerabilities from emerging in other components of their digital signage infrastructure.