CVE-2006-0068 in Primo Cart
Summary
by MITRE
SQL injection vulnerability in Primo Cart 1.0 and earlier allows remote attackers to execute arbitrary SQL commands via the (1) q parameter to search.php and (2) email parameter to user.php.
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Analysis
by VulDB Data Team • 08/06/2017
The vulnerability identified as CVE-2006-0068 represents a critical SQL injection flaw affecting Primo Cart version 1.0 and earlier implementations. This security weakness resides in the web application's handling of user input parameters within two distinct script files, creating multiple attack vectors for remote threat actors. The vulnerability specifically impacts the search.php script where the q parameter and the user.php script where the email parameter are not properly sanitized or validated before being incorporated into database queries. This fundamental flaw in input validation and query construction allows malicious users to inject arbitrary SQL commands directly into the application's database layer, potentially compromising the entire backend system.
The technical exploitation of this vulnerability occurs through parameter manipulation that bypasses normal input validation mechanisms. When an attacker submits specially crafted values through the q parameter in search.php or the email parameter in user.php, the application fails to properly escape or filter these inputs before executing them within SQL queries. This lack of proper input sanitization creates an environment where attackers can inject malicious SQL syntax that gets executed by the database engine, potentially allowing for data extraction, modification, or deletion. The vulnerability aligns with CWE-89 which specifically addresses SQL injection flaws, and represents a classic example of how insufficient input validation can lead to complete system compromise. The attack vector is particularly dangerous because it requires no authentication and can be executed remotely, making it accessible to any attacker with basic knowledge of SQL injection techniques.
The operational impact of this vulnerability extends far beyond simple data theft, as it provides attackers with extensive control over the affected database system. Successful exploitation could enable attackers to extract sensitive user information including personal details, login credentials, and potentially financial data stored within the application's database. The vulnerability also permits modification or deletion of critical system data, potentially leading to complete service disruption or data corruption. From an attacker's perspective, this vulnerability supports multiple attack patterns that align with the attack technique described in the MITRE ATT&CK framework under T1071.004 for Application Layer Protocol: DNS and T1046 for Network Service Scanning, as attackers can use this vulnerability to map database structures and identify additional attack surfaces. The impact is particularly severe for e-commerce applications like Primo Cart, where the compromise of user data and transaction information could result in significant financial losses and regulatory penalties.
Mitigation strategies for CVE-2006-0068 must address both immediate remediation and long-term security improvements. The primary solution involves implementing proper input validation and parameterized queries throughout the application codebase, particularly in the search.php and user.php scripts where the vulnerabilities occur. Developers should employ prepared statements or parameterized queries to ensure that user input is properly escaped and treated as data rather than executable code. Additionally, input sanitization measures should be implemented to filter out potentially malicious characters and patterns before any database operations occur. Security headers should be configured to prevent information leakage, and access controls should be strengthened to limit database interaction privileges. The vulnerability also highlights the importance of regular security assessments and code reviews to identify similar issues in legacy applications, as this flaw demonstrates how basic security principles like input validation and query sanitization are fundamental to preventing such attacks. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for exploitation attempts and provide additional layers of defense.