CVE-2008-2189 in Auction XL
Summary
by MITRE
SQL injection vulnerability in viewfaqs.php in AnServ Auction XL allows remote attackers to execute arbitrary SQL commands via the cat parameter.
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Analysis
by VulDB Data Team • 10/21/2024
The vulnerability identified as CVE-2008-2189 represents a critical SQL injection flaw within the AnServ Auction XL application, specifically affecting the viewfaqs.php script. This vulnerability resides in the handling of user-supplied input through the cat parameter, which is processed without adequate sanitization or validation mechanisms. The flaw allows remote attackers to inject malicious SQL code directly into the application's database query execution flow, potentially enabling unauthorized access to sensitive data and system compromise.
The technical exploitation of this vulnerability occurs when an attacker submits malicious input through the cat parameter in the viewfaqs.php script. The application fails to properly escape or filter special SQL characters and keywords, allowing attackers to manipulate the intended database query structure. This injection occurs at the application layer where user input directly influences SQL command construction, creating a pathway for attackers to execute arbitrary database operations. The vulnerability is classified as a classic SQL injection attack pattern that aligns with CWE-89, which specifically addresses improper neutralization of special elements used in SQL commands.
The operational impact of this vulnerability extends beyond simple data theft, as it can enable attackers to perform complete database compromise operations including data modification, deletion, and unauthorized access to administrative functions. Attackers can leverage this vulnerability to extract sensitive information such as user credentials, personal data, and system configurations that are stored within the application's database. The remote nature of this attack means that exploitation can occur from any location without requiring physical access to the target system, making it particularly dangerous for web applications hosting sensitive data. This vulnerability directly maps to ATT&CK technique T1071.004, which describes the use of application layer protocols for command and control communications.
Mitigation strategies for CVE-2008-2189 should focus on implementing proper input validation and parameterized queries to prevent SQL injection attacks. The most effective approach involves using prepared statements with parameterized queries, which separate the SQL command structure from the user input data, thereby eliminating the risk of malicious code injection. Additionally, implementing proper input sanitization, output encoding, and least privilege database access controls can significantly reduce the attack surface. Organizations should also deploy web application firewalls and intrusion detection systems to monitor for suspicious SQL injection patterns. Regular security assessments and code reviews should be conducted to identify and remediate similar vulnerabilities in other application components, ensuring comprehensive protection against SQL injection threats. The remediation process must also include updating the AnServ Auction XL application to a patched version that properly handles user input validation and sanitization.