CVE-2012-5317 in Bigware Shop
Summary
by MITRE
SQL injection vulnerability in main_bigware_43.php in Bigware Shop before 2.1.5 allows remote attackers to execute arbitrary SQL commands via the lastname parameter in a process action.
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Analysis
by VulDB Data Team • 01/31/2018
The CVE-2012-5317 vulnerability represents a critical sql injection flaw discovered in the Bigware Shop e-commerce platform version 2.1.4 and earlier. This vulnerability specifically affects the main_bigware_43.php script which handles user authentication and account processing functionality. The vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into sql queries. Attackers can exploit this weakness by manipulating the lastname parameter within the process action to inject malicious sql code that bypasses normal authentication procedures.
The technical implementation of this vulnerability aligns with CWE-89 which defines sql injection as the insertion of malicious sql fragments into input data that is then processed by a sql interpreter. The flaw occurs when the application directly concatenates user input from the lastname parameter into sql query strings without proper parameterization or escaping. This creates an environment where an attacker can manipulate the sql execution flow to perform unauthorized database operations. The vulnerability is particularly dangerous because it occurs during the process action which typically handles user account modifications or authentication requests, making it accessible to remote attackers without requiring prior authentication.
From an operational impact perspective, this vulnerability enables attackers to execute arbitrary sql commands on the affected database server, potentially leading to complete system compromise. An attacker could extract sensitive user data including passwords, personal information, and credit card details stored in the database. The vulnerability also allows for data manipulation, deletion, or unauthorized access to administrative functions. The attack surface is broad as the vulnerability affects the core authentication and user management components of the e-commerce platform, potentially enabling attackers to escalate privileges and gain persistent access to the system. This type of vulnerability directly maps to ATT&CK technique T1190 which covers exploitation of remote services through sql injection attacks.
The recommended mitigation strategies for CVE-2012-5317 include immediate patching of the Bigware Shop platform to version 2.1.5 or later where the vulnerability has been addressed. Organizations should implement proper input validation and parameterized queries to prevent sql injection attacks, ensuring all user-supplied data is properly sanitized before database interaction. Additionally, the principle of least privilege should be enforced by limiting database user permissions and implementing proper access controls. Network segmentation and intrusion detection systems should monitor for suspicious sql injection patterns, while regular security assessments should validate that all input handling mechanisms properly prevent sql injection attacks. The vulnerability demonstrates the critical importance of maintaining up-to-date software versions and implementing robust input validation practices to prevent exploitation of common web application vulnerabilities.