CVE-2006-5320 in Album Photo Sans Nom
Summary
by MITRE
Directory traversal vulnerability in getimg.php in Album Photo Sans Nom 1.6 allows remote attackers to read arbitrary files via the img parameter.
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Analysis
by VulDB Data Team • 04/24/2026
The CVE-2006-5320 vulnerability represents a classic directory traversal flaw in the Album Photo Sans Nom 1.6 web application, specifically within the getimg.php script. This vulnerability falls under the common weakness enumeration CWE-22, which categorizes improper limitation of a pathname to a restricted directory, also known as path traversal or directory traversal. The flaw enables remote attackers to access arbitrary files on the server by manipulating the img parameter, potentially compromising sensitive data and system integrity.
The technical implementation of this vulnerability occurs when the getimg.php script fails to properly validate or sanitize user input passed through the img parameter. Attackers can exploit this by injecting directory traversal sequences such as ../ or ..\ into the img parameter, allowing them to navigate outside the intended directory structure and access files that should remain protected. This weakness exists because the application directly incorporates user-supplied input into file paths without adequate input validation or sanitization mechanisms.
The operational impact of this vulnerability extends beyond simple file access, as it can potentially lead to complete system compromise. An attacker who successfully exploits this vulnerability can access configuration files, database credentials, application source code, and other sensitive information stored on the server. This type of vulnerability aligns with ATT&CK technique T1566.001 for initial access through valid accounts and T1083 for discovery of files and directories. The vulnerability can also facilitate further attacks by providing attackers with information about the system architecture and potentially exposing other weaknesses in the application.
Mitigation strategies for CVE-2006-5320 should focus on implementing proper input validation and sanitization practices. The application should employ strict parameter validation that rejects any input containing directory traversal sequences or special characters. Implementing a whitelist approach for acceptable file names and paths, along with proper access controls and privilege separation, can effectively prevent unauthorized file access. Additionally, the system should utilize secure coding practices such as input encoding, output filtering, and proper error handling to prevent attackers from gaining information about the underlying file system structure. Organizations should also implement regular security assessments and vulnerability scanning to identify similar weaknesses in their web applications and ensure proper patch management protocols are in place to address known vulnerabilities in third-party software components.