CVE-2007-4121 in Multi-Vendor E-Shop Script
Summary
by MITRE
Multiple SQL injection vulnerabilities in admin.aspx in E-Commerce Scripts Shopping Cart Script, Multi-Vendor E-Shop Script, and Auction Script allow remote attackers to execute arbitrary SQL commands via the (1) EmailAdd (Username) and (2) Pass (password) parameters. NOTE: some of these details are obtained from third party information.
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Analysis
by VulDB Data Team • 10/24/2017
The vulnerability identified as CVE-2007-4121 represents a critical SQL injection flaw affecting multiple e-commerce platforms including shopping cart scripts, multi-vendor e-shop solutions, and auction systems. This vulnerability resides within the admin.aspx administrative interface component of these web applications, making it particularly dangerous as it provides direct access to administrative functions that control the entire platform's operations. The flaw stems from inadequate input validation and sanitization mechanisms within the authentication process, specifically targeting the email address and password parameters used during administrative login procedures.
The technical implementation of this vulnerability occurs when user-supplied input from the EmailAdd (Username) and Pass (password) parameters is directly incorporated into SQL query construction without proper sanitization or parameterization. Attackers can exploit this by crafting malicious input strings that manipulate the underlying database queries to execute arbitrary SQL commands. The vulnerability aligns with CWE-89 which specifically addresses SQL injection flaws where untrusted data is incorporated into SQL queries without proper escaping or parameterization. This allows attackers to bypass authentication mechanisms, extract sensitive database information, modify or delete records, and potentially gain full administrative control over the affected systems.
The operational impact of this vulnerability extends beyond simple data compromise as it enables attackers to perform a wide range of malicious activities within the administrative scope of the e-commerce platforms. Successful exploitation can result in unauthorized access to customer data, financial information, and administrative configurations. The vulnerability's remote nature means attackers do not require physical access or local system privileges to exploit it, making it particularly attractive for automated attacks. According to ATT&CK framework category T1190, this vulnerability represents a common attack vector for initial access and privilege escalation within web application environments. The impact is amplified when considering that these platforms typically handle sensitive user information including credit card details, personal identification data, and transaction histories.
Mitigation strategies for CVE-2007-4121 should focus on implementing proper input validation and parameterized queries throughout the application code. The most effective approach involves using prepared statements or parameterized queries for all database interactions, ensuring that user input cannot alter the structure of SQL commands. Additionally, implementing proper input sanitization and validation routines can prevent malicious payloads from being processed. Organizations should also consider implementing web application firewalls to detect and block suspicious SQL injection patterns. The remediation process requires thorough code review and re-implementation of database interaction methods to eliminate the root cause of the vulnerability. Regular security assessments and penetration testing should be conducted to identify similar weaknesses in other components of the e-commerce platform architecture. Furthermore, implementing proper access controls and monitoring mechanisms can help detect unauthorized access attempts that may indicate exploitation of this vulnerability.