CVE-2023-37647 in SEMCMS
Summary
by MITRE • 07/31/2023
SEMCMS v1.5 was discovered to contain a SQL injection vulnerability via the id parameter at /Ant_Suxin.php.
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Analysis
by VulDB Data Team • 01/18/2026
The vulnerability identified as CVE-2023-37647 represents a critical security flaw in SEMCMS version 1.5 that exposes the application to unauthorized data access through SQL injection attacks. This vulnerability specifically targets the Ant_Suxin.php script where the id parameter is improperly validated and processed, creating an exploitable entry point for malicious actors to manipulate database queries. The flaw resides in the application's failure to implement proper input sanitization and parameterized query execution, allowing attackers to inject malicious SQL code through the vulnerable parameter.
This SQL injection vulnerability falls under CWE-89 which categorizes improper neutralization of special elements used in SQL commands as a fundamental weakness in application security. The attack vector operates through the id parameter that is directly incorporated into database queries without adequate filtering or escaping mechanisms. When an attacker submits malicious input through this parameter, the application processes the request without proper validation, enabling the execution of arbitrary SQL commands against the underlying database system. The vulnerability is particularly concerning as it allows for complete database enumeration, data manipulation, and potential privilege escalation within the application's database environment.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with comprehensive access to sensitive information stored within the SEMCMS database. Successful exploitation could result in unauthorized access to user credentials, personal information, business data, and potentially system-level privileges. The vulnerability's presence in the Ant_Suxin.php endpoint suggests that any functionality relying on this script for data retrieval or modification becomes susceptible to attack. Attackers could leverage this weakness to perform data exfiltration, modify database records, create new user accounts, or even execute administrative commands depending on the database permissions assigned to the application's database user account. This type of vulnerability directly aligns with attack techniques described in the MITRE ATT&CK framework under the T1190 category for Exploit Public-Facing Application, specifically targeting web application vulnerabilities through SQL injection methods.
The remediation strategy for this vulnerability requires immediate implementation of proper input validation and parameterized query execution throughout the application codebase. All user-supplied input, particularly the id parameter in Ant_Suxin.php, must undergo strict sanitization and validation before being processed in database operations. The application should transition from dynamic SQL query construction to prepared statements with parameter binding to prevent malicious SQL code execution. Additionally, implementing proper error handling mechanisms will prevent information disclosure that attackers might use to refine their exploitation attempts. Database access controls should be reviewed and restricted to the minimum necessary privileges for the application's operation. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities across other application endpoints, ensuring that the fix addresses not just this specific instance but also prevents recurrence of similar issues in other parts of the application. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for exploitation attempts targeting this vulnerability.