CVE-2008-2753 in Pooya Site Builder
Summary
by MITRE
Multiple SQL injection vulnerabilities in Pooya Site Builder (PSB) 6.0 allow remote attackers to execute arbitrary SQL commands via the (1) xslIdn parameter to (a) utils/getXsl.aspx, and the (2) part parameter to (b) getXml.aspx and (c) getXls.aspx in utils/.
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Analysis
by VulDB Data Team • 10/28/2024
The vulnerability identified as CVE-2008-2753 represents a critical SQL injection flaw affecting Pooya Site Builder version 6.0, a content management system widely used in web applications. This vulnerability stems from inadequate input validation within the application's handling of user-supplied data, specifically targeting three distinct endpoints that process XML and XSL transformations. The flaw exposes the system to remote code execution through maliciously crafted SQL commands that bypass normal authentication and authorization mechanisms. Attackers can exploit this vulnerability without requiring prior authentication, making it particularly dangerous for web applications that process untrusted input from external sources.
The technical implementation of this vulnerability occurs through three primary attack vectors that share a common underlying flaw in parameter sanitization. The first vector involves the xslIdn parameter within the utils/getXsl.aspx endpoint, while the second and third vectors target the part parameter in getXml.aspx and getXls.aspx respectively, all located within the utils/ directory structure. These endpoints fail to properly sanitize or escape user input before incorporating it into SQL queries, allowing attackers to inject malicious SQL syntax that gets executed by the database engine. The vulnerability aligns with CWE-89, which specifically addresses SQL injection flaws where untrusted data is directly included in SQL command construction without proper validation or escaping mechanisms.
The operational impact of this vulnerability extends beyond simple data theft, as it enables complete database compromise and potential system takeover. Remote attackers can leverage these injection points to extract sensitive information including user credentials, personal data, and system configurations. The attack surface is particularly concerning because it affects core functionality components responsible for XML processing and transformation, which are fundamental to many web applications. Successful exploitation could result in data loss, unauthorized access to sensitive systems, and potential lateral movement within network environments where the vulnerable application resides. The vulnerability's classification under the ATT&CK framework would fall under T1190 - Exploit Public-Facing Application, as it targets publicly accessible web interfaces without requiring privileged access.
Mitigation strategies for CVE-2008-2753 require immediate implementation of input validation and parameterized queries throughout the affected application components. Organizations should implement proper input sanitization techniques that filter or escape special characters before database processing, while also deploying web application firewalls to detect and block malicious SQL injection attempts. The most effective remediation involves upgrading to a patched version of Pooya Site Builder or implementing proper parameterized queries that separate SQL command structure from data values. Additionally, comprehensive security testing including dynamic application security testing and manual penetration testing should be conducted to identify and remediate similar vulnerabilities within the application architecture. Regular security assessments and code reviews focusing on database interaction patterns will help prevent similar issues from emerging in future development cycles.