CVE-2007-6648 in SanyBee Gallery
Summary
by MITRE
Directory traversal vulnerability in index.php in SanyBee Gallery 0.1.0 and 0.1.1 allows remote attackers to include and execute arbitrary local files via directory traversal sequences in the p parameter.
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Analysis
by VulDB Data Team • 10/13/2024
The CVE-2007-6648 vulnerability represents a critical directory traversal flaw in the SanyBee Gallery web application version 0.1.0 and 0.1.1. This vulnerability falls under the Common Weakness Enumeration category CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. The flaw exists in the index.php file where the application fails to properly validate or sanitize user input passed through the p parameter, creating an avenue for malicious actors to manipulate file access paths. The vulnerability enables remote attackers to exploit the application's file handling mechanisms and potentially execute arbitrary code on the affected system.
The technical implementation of this vulnerability allows attackers to navigate through the file system hierarchy by using directory traversal sequences such as ../ or ..\ in the p parameter. When the application processes this input without proper sanitization, it can be coerced into including and executing local files that were not intended to be accessible through the web interface. This occurs because the application directly incorporates user-supplied input into file path operations without adequate validation, permitting attackers to bypass normal access controls and potentially gain unauthorized access to sensitive system files, configuration data, or even execute malicious code. The vulnerability essentially allows an attacker to perform a form of local file inclusion attack that operates at the filesystem level rather than through web application logic.
The operational impact of CVE-2007-6648 is significant and multifaceted, as it can lead to complete system compromise when exploited successfully. Attackers can leverage this vulnerability to access sensitive files such as database credentials, configuration files, or system logs that may contain authentication tokens or other sensitive information. The ability to execute arbitrary code through local file inclusion opens doors for attackers to establish persistent access, deploy malware, or conduct further reconnaissance within the compromised environment. This vulnerability particularly affects web servers running vulnerable versions of SanyBee Gallery and can be exploited by remote attackers without requiring authentication, making it a high-severity issue that can result in data breaches, system takeover, or service disruption. The attack surface is broad as any user who can submit requests to the affected application parameter can potentially exploit this vulnerability.
Mitigation strategies for CVE-2007-6648 should focus on input validation, proper file access controls, and application-level security hardening. The most effective immediate solution involves implementing strict input validation and sanitization for all user-supplied parameters, particularly those used in file operations. Developers should employ whitelisting approaches where only predefined, safe file paths or names are accepted, rather than allowing arbitrary user input to determine file access. Additionally, the application should implement proper access controls that prevent traversal beyond designated directories, often achieved through the use of secure file handling functions that reject or normalize traversal sequences. Organizations should also consider implementing web application firewalls that can detect and block suspicious path traversal patterns, and they must ensure that the vulnerable SanyBee Gallery versions are updated to patched releases. The remediation aligns with ATT&CK technique T1059.007 for command and scripting interpreter and T1566.001 for credential access through the potential for unauthorized file access and code execution that this vulnerability enables.