CVE-2011-3988 in EC-CUBE
Summary
by MITRE
SQL injection vulnerability in data/class/SC_Query.php in EC-CUBE 2.11.0 through 2.11.2 allows remote attackers to execute arbitrary SQL commands via unspecified vectors.
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Analysis
by VulDB Data Team • 11/24/2021
The CVE-2011-3988 vulnerability represents a critical SQL injection flaw within the EC-CUBE e-commerce platform version 2.11.0 through 2.11.2. This vulnerability exists in the data/class/SC_Query.php file, which serves as a core database query handler component. The flaw enables remote attackers to inject malicious SQL commands through unspecified input vectors, potentially compromising the entire database infrastructure. The vulnerability's severity is amplified by the fact that it affects multiple versions within the 2.11.x release series, indicating a persistent flaw in the platform's input validation mechanisms.
The technical implementation of this vulnerability stems from inadequate sanitization of user-supplied input within the SC_Query.php class. When EC-CUBE processes database queries, it fails to properly escape or validate parameters before incorporating them into SQL statements. This creates an exploitable condition where attackers can manipulate query execution flow by injecting malicious SQL syntax. The unspecified vectors suggest that the vulnerability may manifest through various input points within the application's data handling mechanisms, making it particularly challenging to defend against. The vulnerability directly maps to CWE-89, which defines SQL injection as the improper handling of input that allows attackers to execute arbitrary SQL commands.
The operational impact of CVE-2011-3988 extends far beyond simple data theft or modification. Successful exploitation could enable attackers to gain unauthorized access to sensitive customer information, financial records, and administrative credentials stored within the database. The remote nature of the attack means that threat actors do not require physical access to the system or network, making it particularly dangerous for online retail platforms that handle extensive personal and financial data. Database administrators could face complete data loss, system compromise, or unauthorized modification of critical business information, potentially leading to significant financial losses and regulatory violations under data protection laws such as GDPR or PCI DSS requirements.
Organizations affected by this vulnerability should implement immediate mitigations including upgrading to patched versions of EC-CUBE 2.11.3 or later, which contain proper input validation and sanitization measures. Additionally, network-level protections such as web application firewalls should be deployed to monitor and block suspicious SQL injection patterns. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, emphasizing the need for proper input validation as a defensive measure. Security teams should also implement comprehensive database monitoring, regular vulnerability assessments, and ensure that all user inputs are properly escaped or parameterized before database execution. The remediation process should include thorough code reviews of database interaction components and implementation of proper prepared statement usage to prevent similar vulnerabilities in future development cycles.