CVE-2008-5560 in PostEcards
Summary
by MITRE
PostEcards stores sensitive information under the web root with insufficient access control, which allows remote attackers to download the database file via a direct request for postcards.mdb.
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Analysis
by VulDB Data Team • 11/18/2024
The vulnerability described in CVE-2008-5560 represents a critical security flaw in the PostEcards web application that exposes sensitive database files to unauthorized access. This issue stems from poor security configuration practices where the application stores its database file postcards.mdb in a location accessible through the web root directory structure. The flaw allows remote attackers to directly access and download this database file without proper authentication or authorization mechanisms, creating a significant risk of data exposure and potential system compromise. The vulnerability directly violates fundamental security principles regarding file access control and privilege separation, as sensitive information is stored in an insecure location accessible to any user with knowledge of the file path.
The technical implementation of this vulnerability demonstrates a classic case of insufficient access control, where the application fails to enforce proper authorization checks before serving database files. The database file contains sensitive information including user credentials, personal data, and potentially system configuration details that could be exploited by malicious actors. The vulnerability occurs because the application does not implement proper access controls or authentication mechanisms to verify that only authorized users can access the database file. This flaw falls under the CWE-284 access control weakness category, specifically addressing inadequate access control for sensitive data storage and retrieval operations. The direct request capability allows attackers to bypass normal application interfaces and directly access the underlying data store, which represents a fundamental breakdown in the application's security architecture.
From an operational impact perspective, this vulnerability can lead to severe consequences including unauthorized data access, credential theft, and potential system compromise. The exposed database file may contain user accounts with passwords, personal information, and other sensitive data that could be used for identity theft, fraud, or further attacks against the system. Attackers could potentially use the retrieved database to gain insights into the application's structure, user base, and system configuration, enabling more sophisticated attack vectors. The vulnerability also represents a violation of data protection regulations and security compliance requirements, as it allows unauthorized access to sensitive information that should be protected through proper access controls. This type of exposure can result in significant financial losses, regulatory penalties, and damage to organizational reputation.
Mitigation strategies for this vulnerability should focus on implementing proper access control mechanisms and secure file storage practices. Organizations should immediately move sensitive database files outside of the web root directory and implement proper authentication and authorization checks before allowing access to any database files. The application should enforce role-based access controls and ensure that only authorized administrators can access database management functions. Security configurations should include proper file permissions, directory listings disabled, and implementation of secure coding practices that prevent direct file access through web interfaces. Additionally, regular security audits and penetration testing should be conducted to identify similar vulnerabilities in web applications. This remediation aligns with the ATT&CK technique T1213.002 for data from information repositories and emphasizes the importance of proper access control measures to prevent unauthorized data access. The vulnerability also highlights the need for implementing defense-in-depth strategies including network segmentation, intrusion detection systems, and regular security monitoring to detect and prevent similar access control violations.