CVE-2017-13780 in EyesOfNetwork Web Interface
Summary
by MITRE
The EyesOfNetwork web interface (aka eonweb) 5.1-0 allows directory traversal attacks for reading arbitrary files via the module/admin_conf/download.php file parameter.
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Analysis
by VulDB Data Team • 11/12/2019
The EyesOfNetwork web interface version 5.1-0 contains a critical directory traversal vulnerability that enables unauthorized file access through the module/admin_conf/download.php endpoint. This vulnerability arises from insufficient input validation and sanitization of the file parameter, allowing malicious actors to manipulate the file path and access files outside the intended directory structure. The flaw specifically affects the administrative configuration module where the download functionality is exposed to unauthenticated or improperly authenticated users. Directory traversal vulnerabilities of this nature are classified under CWE-22 as "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" and represent a fundamental weakness in input handling that can lead to complete system compromise.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious request to the download.php script by manipulating the file parameter to include directory traversal sequences such as "../" or "..\\". This allows the attacker to navigate to arbitrary locations within the file system and retrieve sensitive files including configuration files, database credentials, source code, or system files. The impact extends beyond simple information disclosure as it can provide attackers with the means to escalate privileges, extract database contents, or even gain remote code execution depending on the system configuration and file permissions. The vulnerability represents a significant risk to network monitoring and security infrastructure, as EyesOfNetwork is designed to provide centralized security monitoring capabilities for enterprise environments.
The operational impact of this vulnerability is severe for organizations using EyesOfNetwork 5.1-0, particularly those with sensitive network monitoring data or security configurations stored on the system. Attackers could potentially extract network configuration details, security policies, user credentials, or other confidential information that would compromise the integrity of the entire monitoring infrastructure. The vulnerability affects the administrative interface specifically, meaning that even if other parts of the system are properly secured, the compromised administrative module provides a direct path to sensitive system resources. Organizations relying on EyesOfNetwork for security monitoring and incident response would face significant operational disruption if this vulnerability is exploited, as it could lead to complete compromise of their monitoring capabilities and expose their network infrastructure to further attacks.
Organizations should immediately implement mitigations including input validation and sanitization for all file path parameters, restricting access to administrative functions through proper authentication and authorization controls, and applying the vendor-provided security patches. The vulnerability demonstrates the importance of implementing defense-in-depth strategies and proper access controls even within administrative interfaces. Security teams should also conduct comprehensive audits of all web applications to identify similar path traversal vulnerabilities and implement web application firewalls to detect and block malicious traversal attempts. This vulnerability aligns with ATT&CK technique T1083 (File and Directory Discovery) and T1566 (Phishing with Malicious Attachment) as attackers may leverage such vulnerabilities to discover sensitive files and potentially deliver additional malware payloads through compromised administrative interfaces. Regular security assessments and penetration testing should include thorough examination of file handling mechanisms and input validation controls to prevent similar vulnerabilities from being introduced in future software deployments.