CVE-2005-2047 in DUpaypal Pro
Summary
by MITRE
Multiple SQL injection vulnerabilities in DUware DUpaypal Pro 3.0 allow remote attackers to execute arbitrary SQL commands via the (1) iCat parameter to cat.asp, (2) iPro parameter to detail.asp, (3) iSub parameter to sub.asp, (4) iCat parameter to catEdit.asp.
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Analysis
by VulDB Data Team • 06/02/2019
The vulnerability identified as CVE-2005-2047 represents a critical security flaw in DUware DUpaypal Pro 3.0, a web-based payment processing system that was widely deployed in e-commerce environments during the mid-2000s. This vulnerability falls under the category of SQL injection attacks, which occur when web applications fail to properly validate or sanitize user input before incorporating it into database queries. The affected software components include multiple ASP scripts that handle product category, detail, and subcategory operations, making this a widespread issue across the application's core functionality. The vulnerability is particularly concerning as it affects fundamental data handling operations that are essential to e-commerce platform operations, potentially allowing unauthorized access to sensitive customer and transactional data.
The technical implementation of this vulnerability stems from the application's failure to properly escape or validate input parameters before using them in SQL queries. Specifically, the iCat parameter in cat.asp, iPro parameter in detail.asp, iSub parameter in sub.asp, and iCat parameter in catEdit.asp all accept user-supplied input without adequate sanitization. When an attacker supplies malicious SQL code through these parameters, the application processes this input directly into database queries without proper filtering or encoding. This creates an environment where attackers can manipulate the underlying database structure, potentially gaining access to sensitive information, modifying data, or even executing administrative commands on the database server. The vulnerability is classified as 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 operational impact of CVE-2005-2047 extends far beyond simple data theft, as it provides attackers with the capability to perform comprehensive database manipulation and potentially gain elevated privileges within the system. Attackers could exploit these vulnerabilities to extract customer information including credit card details, personal identification numbers, and transaction histories, which would constitute a severe breach of customer privacy and financial security. The vulnerability also allows for data modification attacks where malicious actors could alter product catalogs, change pricing information, or manipulate order processing workflows. Furthermore, the attack surface is broad as it affects multiple application endpoints, meaning that even if one parameter is patched, attackers could still exploit other vulnerable parameters. This vulnerability aligns with ATT&CK technique T1071.005, which describes the use of application layer protocols to perform data manipulation and exfiltration activities. The impact is particularly severe in e-commerce environments where these vulnerabilities could lead to financial fraud, regulatory compliance violations, and significant reputational damage.
Mitigation strategies for CVE-2005-2047 must address both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities. The primary solution involves implementing proper input validation and parameterized queries throughout the application codebase, ensuring that all user-supplied parameters are sanitized before being used in database operations. This approach directly addresses the root cause by preventing malicious SQL code from being executed within the database context. Organizations should also implement web application firewalls and input filtering mechanisms to detect and block suspicious parameter values before they reach the application logic. The implementation of proper error handling and logging mechanisms is crucial for monitoring potential exploitation attempts and maintaining audit trails. Additionally, regular security code reviews and penetration testing should be conducted to identify similar vulnerabilities in other application components. The remediation process should follow industry standards such as OWASP Top Ten and NIST guidelines for secure coding practices, ensuring that the fixes are comprehensive and address the underlying architectural issues that allowed the vulnerability to exist in the first place. Organizations should also consider implementing database access controls and privilege separation to limit the potential damage even if future vulnerabilities are discovered.