Eibiz i-Media Server Digital Signage Local File Inclusion Scanner

The Eibiz i-Media Server Digital Signage is a robust solution designed to manage and deploy digital content across enterprise-level digital signage networks. It is commonly used by businesses and institutions to deliver targeted messaging and advertising to digital displays. The software assists in remote content management, scheduling, and playout control. Used in retail shops, corporate offices, and entertainment venues, it helps engage audiences through dynamic, multimedia presentations. The application is tailored to streamline content delivery, ensuring high uptime and reliable operation in various environments. Its user-friendly interface allows for easy management and content updates, even for non-technical personnel.

The vulnerability in question is a Local File Inclusion (LFI) flaw which can be exploited by remote attackers to access sensitive files from the server. This issue arises when improperly validated input allows file paths to be manipulated. Exploiting this vulnerability might entail leveraging the server-side scripts to read unintended files. Unauthorized disclosure of potentially sensitive information stored on the server can occur if this vulnerability is exploited. The severity of the vulnerability is high as it requires no authentication to exploit, making it a prime target for attackers. Mitigating LFI vulnerabilities is crucial to maintaining the integrity and confidentiality of server data.

The technical details of this Local File Inclusion vulnerability involve the improper handling of the oldfile GET parameter. An attacker can craft a request to the /dlibrary/null endpoint with a rogue path in the oldfile parameter. This path can traverse directories to include files from outside the intended root directory, such as system configuration files. Successfully manipulating this parameter could allow an attacker to execute malicious actions or retrieve sensitive system files. Such vulnerabilities are often leveraged for further attacks that rely on unsecured file handling or exposure. Ensuring parameters are sanitized and validated is a vital step in preventing these attacks.

When this vulnerability is exploited, it may lead to unauthorized access to sensitive files and directories on the server. This exposure can reveal critical system configurations, user information, and other proprietary data. Furthermore, an attacker might leverage the inclusion vulnerability to escalate access privileges or plant backdoors. The integrity and confidentiality of the server's data are severely compromised, potentially resulting in data theft or service disruption. Addressing such exploits swiftly is essential for safeguarding sensitive system files and preventing data breaches.

REFERENCES

• https://packetstormsecurity.com/files/158943/Eibiz-i-Media-Server-Digital-Signage-3.8.0-File-Path-Traversal.html