CVE-2006-6716 in Upload Download De Fichiers
Summary
by MITRE
SQL injection vulnerability in administration/administre2.php in Eric GUILLAUME uploader&downloader 3 allows remote attackers to execute arbitrary SQL commands via the id_user parameter.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 12/21/2024
The vulnerability identified as CVE-2006-6716 represents a critical sql injection flaw within the Eric GUILLAUME uploader&downloader 3 software suite, specifically affecting the administration component at administration/administre2.php. This vulnerability resides in the handling of user input parameters and creates a pathway for remote attackers to manipulate database queries through the id_user parameter. The flaw stems from insufficient input validation and sanitization practices within the application's administrative interface, where user-supplied data directly influences sql command construction without proper escaping or parameterization mechanisms. The vulnerability's classification as a remote code execution vector through sql injection places it squarely within the scope of common attack patterns that have plagued web applications for decades, making it particularly dangerous for systems that rely on this specific software version.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious input for the id_user parameter that contains sql payload constructs. When the application processes this input without proper validation, the sql injection occurs at the database level, allowing attackers to execute arbitrary sql commands against the underlying database system. The attack typically involves appending sql syntax elements such as union select statements, or conditional operators that can manipulate the original sql query structure to extract unauthorized data, modify database contents, or even escalate privileges within the database environment. This particular vulnerability aligns with CWE-89 which specifically addresses sql injection weaknesses in software applications, and demonstrates how poor input handling can create fundamental security breaches in web applications.
From an operational perspective, the impact of this vulnerability extends beyond simple data theft or manipulation to potentially compromise the entire database infrastructure supporting the uploader&downloader application. Remote attackers could leverage this vulnerability to access sensitive user information, modify or delete critical data, or establish persistent access points within the system. The administrative nature of the affected component means that successful exploitation could provide attackers with elevated privileges and access to system configuration data, potentially leading to complete system compromise. Organizations running this vulnerable software face significant risk of data breaches, compliance violations, and operational disruption, particularly since the vulnerability affects the core administrative functionality that controls user management and system access. The vulnerability's age and the widespread use of similar software components in web applications make this a particularly concerning issue for legacy systems that may not have received proper security updates.
Security mitigations for this vulnerability must address both immediate remediation and long-term architectural improvements to prevent similar issues in the future. The primary immediate fix involves implementing proper input validation and parameterized queries throughout the application code, specifically within the administration/administre2.php file and related components. Organizations should also implement web application firewalls to detect and block suspicious sql injection patterns targeting the vulnerable parameter. Regular security audits and code reviews should be conducted to identify and remediate similar vulnerabilities throughout the application codebase. The remediation process should follow industry standards such as those outlined in the owasp top ten and mitre attack framework, particularly focusing on preventing injection flaws and implementing proper access controls. Additionally, organizations should consider implementing database activity monitoring to detect unauthorized sql command execution and establish comprehensive backup and recovery procedures to mitigate potential data loss from successful exploitation attempts.