CVE-2007-2368 in WebSPELL
Summary
by MITRE
picture.php in WebSPELL 4.01.02 and earlier allows remote attackers to read arbitrary files via the file parameter.
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Analysis
by VulDB Data Team • 09/03/2024
The vulnerability identified as CVE-2007-2368 affects WebSPELL version 4.01.02 and earlier, representing a critical directory traversal flaw in the picture.php script. This issue enables remote attackers to access arbitrary files on the target system through manipulation of the file parameter, fundamentally compromising the application's file access controls and potentially exposing sensitive system information. The vulnerability stems from inadequate input validation within the picture.php component, which fails to properly sanitize user-supplied file paths before processing them.
The technical exploitation of this vulnerability occurs through a classic path traversal attack pattern where malicious users can manipulate the file parameter to navigate through the file system hierarchy. By crafting specific input sequences such as ../ or ..\, attackers can bypass normal file access restrictions and retrieve files that should remain protected. This weakness directly maps to CWE-22, which categorizes improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. The flaw allows attackers to access not only configuration files and database credentials but potentially system files, application source code, and other sensitive data that could lead to further exploitation.
The operational impact of CVE-2007-2368 extends beyond simple information disclosure, as it provides attackers with a foothold for more sophisticated attacks within the compromised environment. Once successful, attackers can obtain database connection strings, admin credentials, and application configuration details that could facilitate privilege escalation or lateral movement within the network. The vulnerability also aligns with ATT&CK technique T1083 (File and Directory Discovery) and T1566 (Phishing with Malicious Attachment), as it enables threat actors to gather intelligence about the target system and potentially deliver additional payloads. Organizations running affected WebSPELL versions face significant risk of data breaches, system compromise, and potential regulatory violations due to unauthorized access to sensitive information.
Mitigation strategies for this vulnerability require immediate patching of the WebSPELL application to the latest available version that addresses the directory traversal flaw. System administrators should implement proper input validation and sanitization measures within the picture.php script to prevent user-supplied input from containing directory traversal sequences. Additionally, the principle of least privilege should be enforced by restricting file system permissions for the web application, ensuring that the application can only access necessary files and directories. Network-level controls such as web application firewalls can provide additional protection by blocking suspicious file parameter patterns, while regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other components of the web application stack. The vulnerability also underscores the importance of secure coding practices and input validation as outlined in OWASP Top Ten and other security frameworks, emphasizing that proper sanitization of user inputs is fundamental to preventing such critical security flaws.