CVE-2006-2792 in Burning Board
Summary
by MITRE
SQL injection vulnerability in misc.php in Woltlab Burning Board (WBB) 2.3.4 allows remote attackers to execute arbitrary SQL commands via the sid parameter.
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Analysis
by VulDB Data Team • 09/20/2017
The vulnerability identified as CVE-2006-2792 represents a critical sql injection flaw within the Woltlab Burning Board version 2.3.4 forum software. This security weakness specifically affects the misc.php script which handles various administrative and operational functions within the board system. The vulnerability arises from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into database queries. Attackers can exploit this weakness by manipulating the sid parameter to inject malicious sql code that bypasses normal authentication and authorization checks.
The technical nature of this vulnerability aligns with CWE-89 which categorizes sql injection as a persistent flaw in software applications where untrusted data is directly incorporated into sql command structures without proper sanitization. The flaw exists in the application's data handling pipeline where user input flows directly into database operations without adequate protection mechanisms such as prepared statements or proper parameterized queries. When an attacker submits a malicious sid parameter value, the application processes this input without sufficient validation, allowing the injected sql commands to execute with the privileges of the database user account under which the forum application operates.
Operationally, this vulnerability presents a severe risk to organizations utilizing WBB 2.3.4 as it enables remote code execution capabilities that can lead to complete system compromise. Attackers can leverage this weakness to extract sensitive user data including passwords, personal information, and administrative credentials stored within the database. The impact extends beyond data theft to include potential system infiltration, where malicious actors could establish persistent access points, modify forum content, or even use the compromised system as a launching point for further attacks against network infrastructure. The remote nature of the exploit means that attackers do not require physical access or local network presence to exploit the vulnerability, making it particularly dangerous in publicly accessible environments.
The attack surface for this vulnerability encompasses all users of WBB 2.3.4 who interact with the misc.php script, particularly those with administrative privileges or those who process user-generated content. The ATT&CK framework categorizes this vulnerability under the T1190 technique for exploiting vulnerabilities in applications, specifically targeting the application layer where the sql injection occurs. Organizations should implement immediate mitigation strategies including patching to the latest available version of WBB, implementing web application firewalls to detect and block malicious sql injection attempts, and conducting thorough code reviews to identify similar vulnerabilities in other components. Additionally, database access should be restricted to minimum required privileges, and input validation should be strengthened using proper parameterized queries or prepared statements to prevent future occurrences of similar flaws in the application's architecture.