CVE-2000-0189 in ColdFusion Server
Summary
by MITRE
ColdFusion Server 4.x allows remote attackers to determine the real pathname of the server via an HTTP request to the application.cfm or onrequestend.cfm files.
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Analysis
by VulDB Data Team • 10/19/2025
The vulnerability described in CVE-2000-0189 represents a significant information disclosure flaw in Adobe ColdFusion Server versions 4.x that enables remote attackers to discover the underlying file system path structure of the affected server. This type of vulnerability falls under the category of path disclosure or directory traversal issues, which are classified as CWE-209 in the Common Weakness Enumeration catalog. The flaw specifically affects the application.cfm and onrequestend.cfm files, which are core components of ColdFusion's application management framework. When these files are accessed through improper HTTP request handling, the server inadvertently reveals its physical file system location in error messages or response headers, providing attackers with valuable reconnaissance information.
The technical implementation of this vulnerability exploits the way ColdFusion Server processes requests to its core application files. When an attacker sends a specially crafted HTTP request to these files, the ColdFusion engine fails to properly sanitize or validate the request parameters, resulting in the exposure of the server's actual file system path. This occurs because the server's error handling mechanism does not adequately mask the internal path structure when processing malformed or unauthorized access attempts. The vulnerability is particularly dangerous because it provides attackers with the exact directory structure, which can then be used to plan more sophisticated attacks such as local file inclusion exploits or to map the server's file system layout for further reconnaissance. This information disclosure can be leveraged as a foundational step in the attack chain according to the MITRE ATT&CK framework under the technique of "T1083: File and Directory Discovery."
The operational impact of this vulnerability extends beyond simple information disclosure, as it significantly weakens the security posture of ColdFusion applications by providing attackers with critical infrastructure knowledge. The revealed path information can be used to construct targeted attacks against other vulnerable components within the same directory structure, potentially leading to unauthorized code execution or data breaches. Organizations running ColdFusion Server 4.x were particularly vulnerable because this version lacked proper input validation and error handling mechanisms that would normally prevent such path exposure. The vulnerability demonstrates a fundamental flaw in the application's security architecture and highlights the importance of proper error message handling in web applications. Security professionals should note that this vulnerability was particularly problematic in enterprise environments where ColdFusion applications were often deployed in complex server configurations, making the disclosed path information even more valuable for attackers attempting to escalate their privileges or access sensitive data.
Mitigation strategies for CVE-2000-0189 should focus on implementing proper input validation and error handling within ColdFusion applications. Organizations should upgrade to newer versions of ColdFusion Server that have addressed this vulnerability through improved error handling mechanisms and enhanced security configurations. The recommended approach includes configuring the web server to suppress detailed error messages that might reveal file system paths, implementing proper access controls for application.cfm and related files, and ensuring that error handling routines do not expose internal system information. Additionally, network segmentation and firewall rules should be implemented to limit access to these sensitive files, and regular security audits should be conducted to verify that no other path disclosure vulnerabilities exist within the application stack. According to industry best practices and the NIST cybersecurity framework, this vulnerability should be treated as a high-severity issue requiring immediate remediation, particularly in environments where the affected ColdFusion versions are still in production use.