CVE-2005-1446 in SitePanel
Summary
by MITRE
SitePanel 2.6.1 and earlier (SitePanel2) allows remote attackers to upload and execute arbitrary files such as PHP scripts via an attachment to a trouble ticket.
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Analysis
by VulDB Data Team • 07/08/2018
The vulnerability identified as CVE-2005-1446 affects SitePanel 2.6.1 and earlier versions, specifically the SitePanel2 component which is a web-based ticketing system designed for managing technical support requests. This flaw represents a critical security weakness that allows unauthorized remote attackers to gain persistent access to the system through malicious file uploads. The vulnerability specifically exists within the attachment handling mechanism of the trouble ticket system, where user-supplied files are not properly validated or sanitized before being stored on the server. This represents a classic insecure file upload vulnerability that enables attackers to bypass normal access controls and execute arbitrary code on the target system.
The technical implementation of this vulnerability stems from inadequate input validation and insufficient file type restrictions within the SitePanel application. When users submit trouble tickets with attachments, the system fails to properly verify the file extensions, content types, or file contents of uploaded files. Attackers can exploit this by uploading malicious PHP scripts or other executable files that get stored on the web server's file system. These uploaded files can then be accessed through direct web requests, allowing attackers to execute arbitrary code with the privileges of the web server process. This flaw aligns with CWE-434 which specifically addresses "Unrestricted Upload of File with Dangerous Type" and represents a fundamental failure in the application's security architecture. The vulnerability enables attackers to perform operations such as creating backdoors, exfiltrating data, or establishing persistent access to the compromised system.
The operational impact of CVE-2005-1446 is severe and far-reaching for organizations using affected SitePanel versions. Successful exploitation allows attackers to achieve full system compromise, enabling them to execute commands, steal sensitive data, modify system configurations, or use the compromised system as a launching point for further attacks within the network. The vulnerability can be exploited remotely without requiring authentication, making it particularly dangerous as it can be leveraged by attackers from anywhere on the internet. This type of vulnerability directly maps to several tactics in the MITRE ATT&CK framework including T1190 for Exploit Public-Facing Application and T1059 for Command and Scripting Interpreter, where attackers can use uploaded files to execute malicious commands and maintain persistent access to the compromised environment.
Organizations should immediately implement multiple layers of defense to mitigate this vulnerability. The most critical immediate action is to upgrade to SitePanel versions that have addressed this flaw, as the vulnerability has been resolved in later releases. Additionally, administrators should implement strict file validation mechanisms that reject suspicious file types, enforce proper file extension checks, and implement content-based file type verification. Network-level protections such as web application firewalls should be configured to block file upload requests that contain suspicious patterns or file types. The system should also be configured to store uploaded files outside the web root directory and ensure that uploaded files do not execute with web server privileges. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other applications, while implementing proper access controls and monitoring for suspicious file upload activities. Organizations should also consider implementing automated threat detection systems that can identify anomalous file upload patterns that may indicate exploitation attempts.