CVE-2025-54443 in MagicINFO 9 Server
Summary
by MITRE • 07/23/2025
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Samsung Electronics MagicINFO 9 Server allows Upload a Web Shell to a Web Server.This issue affects MagicINFO 9 Server: less than 21.1080.0
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Analysis
by VulDB Data Team • 11/20/2025
The vulnerability CVE-2025-54443 represents a critical path traversal flaw in Samsung Electronics MagicINFO 9 Server software, specifically impacting versions prior to 21.1080.0. This weakness falls under the Common Weakness Enumeration category CWE-22, which defines improper limitation of pathname to restricted directory vulnerabilities as a fundamental security flaw where applications fail to properly validate or sanitize user-supplied input that contains directory path information. The MagicINFO 9 Server is a digital signage management platform designed to control and distribute content across multiple displays, making it a prime target for attackers seeking persistent access to networked display infrastructure.
The technical implementation of this vulnerability allows attackers to bypass intended directory restrictions through maliciously crafted file upload requests. When the server processes file uploads without adequate validation of the target file path, an attacker can manipulate the upload destination to place malicious files in unintended directories within the web server's document root. This particular flaw enables the upload of web shells, which are malicious scripts that provide remote attackers with command execution capabilities on the compromised server. The vulnerability exploits the lack of proper input sanitization and path validation mechanisms, allowing attackers to traverse directory structures and write files to locations outside of intended upload directories.
The operational impact of this vulnerability is severe for organizations relying on MagicINFO 9 Server for digital signage management. Attackers who successfully exploit this weakness can achieve persistent remote code execution on the server, potentially gaining full administrative control over the digital signage infrastructure. This compromise could lead to unauthorized content deployment, data exfiltration, or the use of compromised servers for further attacks within the network. The web shell upload capability transforms a simple file upload vulnerability into a persistent backdoor, enabling attackers to maintain access even after initial exploitation. Organizations using MagicINFO 9 Server in enterprise environments face significant risk of supply chain attacks, as compromised signage servers could serve as footholds for broader network infiltration.
Security mitigations for this vulnerability require immediate software updates to version 21.1080.0 or later, which contain proper input validation and path restriction mechanisms. Organizations should implement network segmentation to isolate MagicINFO 9 Server instances from critical network segments and apply strict access controls to limit who can upload files to the system. Additional defensive measures include implementing web application firewalls to detect and block malicious file upload patterns, monitoring for suspicious file upload activities, and conducting regular security assessments of the digital signage infrastructure. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application and T1059 - Command and Scripting Interpreter, highlighting the multi-stage attack approach that attackers typically employ when exploiting such path traversal vulnerabilities in web applications.