CVE-2000-0066 in Website Professional
Summary
by MITRE
WebSite Pro allows remote attackers to determine the real pathname of webdirectories via a malformed URL request.
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Analysis
by VulDB Data Team • 10/19/2025
The vulnerability described in CVE-2000-0066 represents a path traversal issue within WebSite Pro software that enables remote attackers to discover the actual filesystem paths used by the web server. This flaw exists in the application's handling of malformed URL requests, where the software fails to properly validate or sanitize input before processing directory requests. The vulnerability stems from the application's insufficient input validation mechanisms that allow malicious users to craft specific URL patterns that reveal internal server path structures. When such malformed requests are processed, the application inadvertently exposes directory paths that should remain hidden from external users, creating a significant information disclosure risk.
This security weakness operates through a classic path traversal attack vector where attackers manipulate URL parameters to access directories beyond the intended web root. The technical implementation involves the application's failure to implement proper path normalization or validation routines that would prevent directory traversal sequences such as ../ or ..\ from being processed. The flaw is categorized under CWE-22 which specifically addresses Improper Limitation of a Pathname to a Restricted Directory, commonly known as path traversal or directory traversal vulnerabilities. These vulnerabilities are particularly dangerous because they can be exploited to access sensitive files, system directories, or configuration data that should be protected from unauthorized access.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with critical reconnaissance data that can be used to plan more sophisticated attacks. Once the real pathname is discovered, attackers can potentially access sensitive files, configuration data, or system resources that are not intended to be publicly accessible. This information can be leveraged to identify system architecture, file locations, and potentially gain access to additional vulnerabilities within the system. The attack can be executed remotely without requiring authentication, making it particularly dangerous for web applications that are exposed to the internet. According to ATT&CK framework, this vulnerability maps to T1083 - File and Directory Discovery, as it enables adversaries to identify file system locations and potentially access sensitive data.
The mitigation strategies for this vulnerability should focus on implementing robust input validation and sanitization mechanisms within the WebSite Pro application. Organizations should ensure that all URL parameters are properly validated and that directory traversal sequences are explicitly blocked or normalized before processing. Input filtering should be implemented at multiple layers including application-level validation, web server configuration, and potentially network-level controls. The solution involves configuring the application to reject or sanitize any URL requests containing path traversal sequences, and to normalize all file paths to ensure they remain within the intended directory boundaries. Additionally, implementing proper access controls and least privilege principles can help minimize the impact of any successful exploitation attempts. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities in the application's codebase and to ensure that input validation mechanisms remain effective against evolving attack techniques.