CVE-2007-4209 in Aceboard forum
Summary
by MITRE
SQL injection vulnerability in Recherche.php in Aceboard forum allows remote attackers to execute arbitrary SQL commands via unspecified vectors.
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Analysis
by VulDB Data Team • 10/27/2017
The CVE-2007-4209 vulnerability represents a critical sql injection flaw discovered in the recherche.php file of the Aceboard forum software. This vulnerability falls under the broader category of CWE-89 sql injection as defined by the common weakness enumeration framework, which specifically addresses the dangerous practice of incorporating untrusted data into sql queries without proper sanitization or parameterization. The vulnerability exists within the recherche.php script, which serves as the search functionality component of the Aceboard forum platform, making it a prime target for malicious actors seeking to compromise the underlying database infrastructure.
The technical implementation of this vulnerability stems from the improper handling of user input within the search functionality of the forum. When users submit search queries through the recherche.php interface, the application fails to adequately validate or sanitize the input parameters before incorporating them into sql command construction. This allows attackers to inject malicious sql code that gets executed by the database server, potentially enabling full database compromise. The unspecified vectors mentioned in the original description suggest that multiple input points within the search functionality could be exploited, making the attack surface broader than initially apparent. This type of vulnerability typically occurs when developers concatenate user-supplied data directly into sql queries rather than utilizing prepared statements or parameterized queries as recommended by the owasp top ten and sql injection prevention guidelines.
The operational impact of this vulnerability extends far beyond simple data theft, as it provides attackers with the capability to execute arbitrary sql commands on the affected database server. Successful exploitation could result in complete database compromise, data exfiltration, modification of forum content, user credential theft, and potentially even system compromise if the database server has elevated privileges. The attack surface is particularly concerning for forum platforms since they typically contain sensitive user information including usernames, email addresses, and potentially password hashes stored in the database. This vulnerability directly aligns with the mitre att&ck framework's initial access and execution techniques, specifically targeting the database layer as a means of gaining persistent access to the system infrastructure.
Mitigation strategies for CVE-2007-4209 require immediate implementation of proper input validation and parameterized query usage throughout the affected application. Organizations should implement prepared statements or stored procedures for all database interactions, ensuring that user input is never directly concatenated into sql commands. The principle of least privilege should be enforced by configuring database accounts with minimal required permissions, preventing attackers from executing destructive operations even if they successfully exploit the vulnerability. Additionally, web application firewalls and intrusion detection systems should be configured to monitor for sql injection patterns, while regular security audits should be conducted to identify similar vulnerabilities in other components of the forum software. The remediation process must also include thorough code review and security testing of all user input handling mechanisms, as recommended by the owasp application security verification standard and the iso/iec 27001 information security management framework.