CVE-2008-3724 in Papoo
Summary
by MITRE
SQL injection vulnerability in index.php in Papoo before 3.7.2 allows remote attackers to execute arbitrary SQL commands via the suchanzahl parameter.
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Analysis
by VulDB Data Team • 10/07/2018
The vulnerability identified as CVE-2008-3724 represents a critical sql injection flaw discovered in the Papoo content management system prior to version 3.7.2. This vulnerability specifically affects the index.php script and manifests through the 'suchanzahl' parameter, which serves as an entry point for malicious actors to exploit the system's database interface. The flaw demonstrates a classic lack of input validation and sanitization that has been consistently documented as one of the most prevalent and dangerous web application security issues in the industry.
The technical nature of this vulnerability stems from improper handling of user-supplied input within the application's database query construction process. When the 'suchanzahl' parameter is processed by the index.php script, the system fails to adequately sanitize or escape the input before incorporating it into sql commands. This omission creates a pathway for attackers to inject malicious sql code that gets executed within the context of the database server. The vulnerability aligns with CWE-89 which specifically addresses sql injection flaws, and represents a direct violation of secure coding practices that mandate proper input validation and parameterized queries. Attackers can leverage this weakness to perform unauthorized database operations including data retrieval, modification, or deletion, potentially leading to complete system compromise.
The operational impact of this vulnerability extends beyond simple data theft, as it enables attackers to execute arbitrary sql commands on the underlying database server. This capability allows for comprehensive system reconnaissance, data exfiltration, and potential privilege escalation within the database environment. The remote nature of the attack means that adversaries do not require physical access or local system credentials to exploit the vulnerability, making it particularly dangerous for web applications. According to ATT&CK framework, this vulnerability maps to T1190 - Exploit Public-Facing Application, and T1071.004 - Application Layer Protocol: DNS, as attackers may use the compromised system for further reconnaissance activities. Organizations running vulnerable versions of Papoo face significant risk of unauthorized data access, system integrity compromise, and potential service disruption.
Mitigation strategies for this vulnerability require immediate remediation through patching the affected software to version 3.7.2 or later, which incorporates proper input validation and sanitization mechanisms. System administrators should implement comprehensive input validation measures including parameterized queries, proper escaping of special characters, and strict type checking for all user-supplied parameters. Additional protective measures include implementing web application firewalls, conducting regular security assessments, and monitoring database activity for suspicious query patterns. The vulnerability also highlights the importance of following secure coding practices such as those outlined in the OWASP Top Ten and the SANS Institute's Secure Coding Guidelines, which emphasize the critical need for input validation and output encoding to prevent sql injection attacks. Organizations should also consider implementing database access controls and privilege separation to limit the potential damage from successful exploitation attempts.