CVE-2008-4371 in Article Script
Summary
by MITRE
SQL injection vulnerability in articles.php in AvailScript Article Script allows remote attackers to execute arbitrary SQL commands via the aIDS parameter.
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Analysis
by VulDB Data Team • 11/03/2024
The vulnerability described in CVE-2008-4371 represents a critical sql injection flaw within the AvailScript Article Script application, specifically affecting the articles.php file. This vulnerability resides in the handling of the aIDS parameter, which serves as an input vector for database queries. The flaw allows remote attackers to manipulate database operations by injecting malicious sql code through this parameter, potentially compromising the entire database infrastructure. The issue stems from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into sql statements.
The technical exploitation of this vulnerability follows standard sql injection attack patterns where an attacker crafts malicious input containing sql payload within the aIDS parameter. When the application processes this parameter without proper sanitization, the injected sql commands execute within the database context, potentially allowing attackers to extract sensitive information, modify database records, or even gain administrative access to the database system. This type of vulnerability directly maps to common weakness enumeration CWE-89, which categorizes sql injection as a fundamental flaw in input validation and data handling practices. The vulnerability also aligns with attack technique T1190 in the ATT&CK framework, which describes the exploitation of sql injection vulnerabilities to gain unauthorized access to database systems.
The operational impact of this vulnerability extends beyond simple data compromise, as it can lead to complete system takeover when combined with other attack vectors. Remote attackers can leverage this flaw to perform unauthorized database operations including data exfiltration, data manipulation, and privilege escalation. The consequences may include exposure of sensitive user data, financial information, or proprietary content stored within the application's database. Organizations running vulnerable versions of AvailScript Article Script face significant risk of data breaches, regulatory compliance violations, and potential legal ramifications. The vulnerability affects not only the immediate application but also the underlying database infrastructure, potentially exposing other interconnected systems that share database credentials or access rights.
Mitigation strategies for this vulnerability require immediate implementation of proper input validation and parameterized queries. The recommended approach involves adopting prepared statements or parameterized queries that separate sql code from data, preventing malicious input from being interpreted as executable sql commands. Additionally, implementing proper input sanitization techniques, including character encoding and whitelist validation for the aIDS parameter, can effectively neutralize injection attempts. Organizations should also consider implementing web application firewalls to detect and block suspicious sql injection patterns, along with regular security audits and code reviews to identify similar vulnerabilities in other application components. The remediation process must include updating to patched versions of AvailScript Article Script and establishing comprehensive database access controls to limit potential damage from successful exploitation attempts.