CVE-2006-0651 in vwdev
Summary
by MITRE
SQL injection vulnerability in index.php in vwdev allows remote attackers to execute arbitrary SQL commands via the UID parameter in the definition Page.
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Analysis
by VulDB Data Team • 08/01/2017
The vulnerability identified as CVE-2006-0651 represents a critical sql injection flaw within the vwdev application's index.php script that operates within the definition page context. This security weakness resides in the handling of user-supplied input through the UID parameter, creating an exploitable vector that allows remote attackers to manipulate the underlying database query structure. The vulnerability manifests when the application fails to properly sanitize or validate the UID parameter before incorporating it into sql commands, thereby enabling malicious actors to inject their own sql statements that execute with the privileges of the affected application.
This sql injection vulnerability directly maps to CWE-89 which classifies sql injection as a condition where untrusted data is incorporated into sql queries without proper validation or escaping mechanisms. The flaw operates at the application layer where user input transitions from the client side to the database backend, creating a pathway for attackers to bypass authentication mechanisms, extract sensitive data, modify database records, or even gain unauthorized access to the underlying database system. The specific context of the definition page suggests this vulnerability may be particularly dangerous as it likely involves administrative or configuration functions that could provide attackers with elevated privileges within the application's operational scope.
The operational impact of this vulnerability extends beyond simple data compromise, as it provides attackers with the capability to execute arbitrary sql commands on the affected database server. Remote exploitation means that attackers do not require physical access to the system or local network connectivity, making this vulnerability particularly concerning for web applications exposed to the internet. Successful exploitation could result in complete database compromise, data exfiltration, modification of critical application data, or potentially lead to further system compromise through database-level attacks. The vulnerability's presence in a definition page suggests it might affect core application functionality or administrative interfaces that control system behavior.
Mitigation strategies for this vulnerability should prioritize immediate input validation and parameterized query implementation to prevent sql injection attacks. The recommended approach involves implementing proper input sanitization techniques that validate and filter all user-supplied data before processing, combined with the use of prepared statements or parameterized queries that separate sql code from data. Organizations should also implement proper access controls and privilege management to limit the impact of potential exploitation, ensuring that database accounts used by the application have minimal required permissions. Additionally, regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other application components, while network segmentation and monitoring solutions can help detect and prevent exploitation attempts. This vulnerability exemplifies the importance of following secure coding practices and adhering to the principle of least privilege in application development, aligning with ATT&CK technique T1071.004 which focuses on application layer protocol manipulation and T1190 which addresses exploitation of vulnerabilities in web applications.