CVE-2009-4613 in Real Estate Portal
Summary
by MITRE
SQL injection vulnerability in realestate20/loginaction.php in NetArt Media Real Estate Portal 2.0 allows remote attackers to execute arbitrary SQL commands via the Password parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 08/17/2025
The vulnerability identified as CVE-2009-4613 represents a critical sql injection flaw within the NetArt Media Real Estate Portal version 2.0, specifically affecting the loginaction.php script. This vulnerability resides in the handling of user authentication parameters, where the Password field fails to properly sanitize input before incorporating it into database queries. The flaw enables remote attackers to manipulate the underlying sql database by injecting malicious sql commands through the password parameter during the login process.
The technical exploitation of this vulnerability occurs when an attacker submits specially crafted sql payload within the password field of the login form. The application does not implement proper input validation or parameterized queries, allowing the malicious sql code to be executed within the database context. This creates a direct pathway for attackers to bypass authentication mechanisms, extract sensitive data, modify database contents, or even escalate privileges within the application's database layer. The vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses sql injection flaws in software applications.
The operational impact of this vulnerability extends beyond simple authentication bypass as it provides attackers with comprehensive database access capabilities. Remote attackers can leverage this flaw to retrieve user credentials, customer information, property listings, and other sensitive business data stored within the real estate portal's database. The attack surface is particularly concerning given that the vulnerability affects a core authentication component, potentially allowing unauthorized access to the entire application backend. This vulnerability aligns with ATT&CK technique T1190 which describes the exploitation of vulnerabilities in remote services to gain unauthorized access to systems.
Mitigation strategies for this vulnerability should focus on implementing proper input sanitization and parameterized query execution throughout the application. The recommended approach involves converting all database queries to use parameterized statements or prepared statements, which effectively separate sql code from data input. Additionally, implementing proper input validation, output encoding, and least privilege database user permissions can significantly reduce the impact of such vulnerabilities. Organizations should also consider implementing web application firewalls and regular security code reviews to identify and remediate similar sql injection vulnerabilities across their application portfolio. The vulnerability demonstrates the critical importance of secure coding practices and input validation in preventing remote code execution and data breaches in web applications.