CVE-2009-1950 in WebEyes Guest Book
Summary
by MITRE
SQL injection vulnerability in yorum.asp in WebEyes Guest Book 3 allows remote attackers to execute arbitrary SQL commands via the mesajid parameter.
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Analysis
by VulDB Data Team • 11/30/2024
The vulnerability identified as CVE-2009-1950 represents a critical SQL injection flaw within the WebEyes Guest Book 3 web application, specifically affecting the yorum.asp component. This vulnerability resides in the handling of user input through the mesajid parameter, which is processed without adequate sanitization or validation mechanisms. The flaw enables remote attackers to manipulate the underlying database query structure by injecting malicious SQL code through the targeted parameter, potentially compromising the entire database infrastructure.
This vulnerability maps directly to CWE-89, which categorizes SQL injection as a weakness where untrusted data is incorporated into SQL queries without proper escaping or parameterization. The attack vector operates through the web application's failure to implement proper input validation and sanitization techniques, allowing malicious actors to construct SQL commands that execute with the privileges of the database user account. The mesajid parameter serves as the primary entry point for exploitation, where an attacker can craft payloads that bypass authentication mechanisms and gain unauthorized access to sensitive data.
The operational impact of this vulnerability extends beyond simple data theft, as it enables attackers to perform a wide range of malicious activities including data modification, deletion, and unauthorized access to administrative functions. Remote code execution capabilities may be achieved depending on the database system configuration and the privileges associated with the database account. The vulnerability affects the integrity and confidentiality of the guest book application's data, potentially exposing user information, comments, and other sensitive records stored within the database. Organizations utilizing this vulnerable software face significant risks including data breaches, service disruption, and potential regulatory compliance violations.
Mitigation strategies for CVE-2009-1950 should prioritize immediate patching of the affected WebEyes Guest Book 3 application to the latest available version that addresses the SQL injection vulnerability. Implementing proper input validation and parameterized queries serves as the primary defense mechanism against similar vulnerabilities, ensuring that user-supplied data cannot alter the intended structure of SQL commands. Network segmentation and database access controls should be enforced to limit the potential damage from successful exploitation attempts. Additionally, regular security assessments and penetration testing should be conducted to identify and remediate similar vulnerabilities within the application stack. The implementation of web application firewalls and input sanitization mechanisms can provide additional layers of protection against SQL injection attacks. Organizations should also establish proper monitoring and logging procedures to detect anomalous database access patterns that may indicate exploitation attempts. This vulnerability demonstrates the critical importance of secure coding practices and regular vulnerability assessments in preventing database-related security incidents.