CVE-2007-4259 in Ez Photo Sales
Summary
by MITRE
EZPhotoSales 1.9.3 and earlier allows remote attackers to download arbitrary image files via (1) a direct request for a URL under OnlineViewing/galleries/ or (2) navigation of the gallery user interface with JavaScript disabled.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 07/21/2021
The vulnerability identified as CVE-2007-4259 affects EZPhotoSales version 1.9.3 and earlier, presenting a critical security flaw that enables remote attackers to access sensitive image files through unauthorized means. This issue stems from inadequate access controls and improper input validation within the application's file handling mechanisms. The vulnerability specifically targets the OnlineViewing/galleries/ directory structure, allowing attackers to bypass normal authentication and authorization checks that should protect proprietary image collections.
The technical implementation of this vulnerability exploits a directory traversal pattern where attackers can directly request image files through URL manipulation without proper verification of user permissions or session validity. When JavaScript is disabled in the user interface, the vulnerability becomes even more pronounced as the client-side validation mechanisms fail to prevent malicious navigation patterns. This creates a scenario where any authenticated or unauthenticated user can potentially access image files that should be restricted to authorized personnel only. The flaw represents a classic case of insufficient access control as defined by CWE-285, where the application fails to properly enforce access restrictions on sensitive resources.
The operational impact of this vulnerability extends beyond simple unauthorized file access, as it can lead to complete exposure of proprietary image collections, customer data, and potentially sensitive business information. Attackers can systematically download entire galleries or specific high-value images, depending on their level of access and the application's configuration. This vulnerability particularly affects online photo sales platforms where image integrity and copyright protection are paramount, as it undermines the fundamental security assumptions of the application's access control model. The impact is exacerbated when considering that the vulnerability affects all versions up to and including 1.9.3, indicating a long-standing issue that was not properly addressed in the application's security architecture.
Mitigation strategies should focus on implementing proper access control mechanisms that validate user permissions before serving any content from the galleries directory. The application must enforce strict input validation on all file requests and implement proper session management to ensure that only authorized users can access specific image collections. Security measures should include directory traversal prevention techniques, proper authentication checks at each request level, and implementation of role-based access controls. Organizations should also consider implementing web application firewalls to monitor and block suspicious URL patterns that attempt to access protected directories. This vulnerability aligns with ATT&CK technique T1213.002 which involves accessing data through unauthorized access to files and directories, and highlights the importance of proper security controls as outlined in the OWASP Top 10 2021 under A01:2021 - Broken Access Control. The remediation process should involve thorough code review of the file access handling logic and implementation of comprehensive logging to detect unauthorized access attempts.