CVE-2004-2700 in AspDotNetStorefront
Summary
by MITRE
Unrestricted file upload vulnerability in AspDotNetStorefront 3.3 allows remote authenticated administrators to upload arbitrary files with executable extensions via admin/images.aspx.
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Analysis
by VulDB Data Team • 06/30/2018
The vulnerability identified as CVE-2004-2700 represents a critical security flaw in AspDotNetStorefront version 3.3 that enables authenticated administrative users to bypass file upload restrictions and execute arbitrary code on the target system. This issue stems from insufficient validation mechanisms within the admin/images.aspx component that handles file uploads for the e-commerce platform. The vulnerability specifically affects the file extension validation process, allowing attackers to upload files with executable extensions such as .asp, .aspx, .php, or .jsp without proper authorization or sanitization checks.
The technical implementation of this flaw occurs within the web application's file handling logic where the system fails to properly validate file types based on their extensions or content signatures. When an authenticated administrator accesses the admin/images.aspx page, the application accepts file uploads without adequately verifying whether the uploaded files contain malicious code or executable components. This unrestricted upload capability directly violates security principles established in the OWASP Top Ten and CWE-434, which specifically addresses "Unrestricted Upload of File with Dangerous Type." The vulnerability exists because the application relies solely on client-side validation or inadequate server-side checks that can be easily circumvented.
Operationally, this vulnerability poses severe risks to organizations using AspDotNetStorefront 3.3 as it provides a direct pathway for remote code execution. An attacker with administrative credentials can upload malicious files that execute arbitrary commands on the web server, potentially leading to complete system compromise. The impact extends beyond simple code execution as it enables attackers to establish persistent backdoors, exfiltrate sensitive data, or use the compromised system as a launchpad for further attacks within the network. The vulnerability affects the confidentiality, integrity, and availability of the affected system, making it particularly dangerous in enterprise environments where administrative access may be limited but still exists.
Mitigation strategies for CVE-2004-2700 should focus on implementing robust file validation mechanisms and restricting upload capabilities to legitimate use cases. Organizations must ensure that all file uploads undergo strict content validation, including MIME type checking, file signature verification, and extension filtering based on whitelisted safe formats. The implementation should follow ATT&CK technique T1190 for "Exploit Public-Facing Application" and T1059 for "Command and Scripting Interpreter" to prevent malicious code execution. Additional protective measures include restricting file upload directories to non-executable locations, implementing proper access controls, and regularly updating the application to patched versions. Security monitoring should also be enhanced to detect unusual upload patterns and file execution activities that may indicate exploitation attempts.