CVE-2008-0253 in SBuilder
Summary
by MITRE
SQL injection vulnerability in full_text.php in Binn SBuilder allows remote attackers to execute arbitrary SQL commands via the nid parameter.
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Analysis
by VulDB Data Team • 10/14/2024
The vulnerability identified as CVE-2008-0253 represents a critical SQL injection flaw within the Binn SBuilder content management system, specifically affecting the full_text.php script. This vulnerability resides in the handling of user-supplied input through the nid parameter, which is processed without adequate sanitization or validation mechanisms. The flaw allows malicious actors to inject arbitrary SQL commands into the database query execution pipeline, potentially enabling complete database compromise and unauthorized access to sensitive information. The vulnerability demonstrates a classic lack of input validation and proper parameterized query construction, making it particularly dangerous for web applications that rely on dynamic SQL generation.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious payload containing SQL syntax within the nid parameter value. When the full_text.php script processes this input, it directly incorporates the user-supplied data into SQL queries without proper escaping or parameterization. This design flaw falls under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection vulnerabilities where untrusted data is concatenated into SQL commands. The vulnerability operates at the application layer and requires no special privileges to exploit, making it particularly attractive to attackers who may be conducting reconnaissance or attempting to escalate their access within a target environment.
The operational impact of CVE-2008-0253 extends beyond simple data theft, potentially enabling attackers to execute administrative commands on the database server, modify or delete critical information, and establish persistent access points within the target infrastructure. This vulnerability can result in complete system compromise, especially if the database server runs with elevated privileges or if the application's database connection includes administrative capabilities. The attack surface is particularly concerning for content management systems that store sensitive user data, configuration information, or business-critical records. According to the MITRE ATT&CK framework, this vulnerability maps to techniques involving SQL injection and privilege escalation, potentially allowing adversaries to move laterally within networks where database systems are accessible.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term architectural improvements. The most effective immediate solution involves implementing proper input validation and parameterized queries throughout the application code, specifically within the full_text.php script and similar components that handle user input. Database administrators should also implement proper access controls, ensuring that database accounts used by web applications have minimal required privileges and that sensitive operations require additional authentication mechanisms. The implementation of web application firewalls and input sanitization measures can provide additional layers of protection, while regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other components. Organizations should also consider implementing database activity monitoring to detect anomalous SQL query patterns that may indicate exploitation attempts.