CVE-2022-30402 in Merchandise Online Store
Summary
by MITRE • 05/13/2022
Merchandise Online Store v1.0 is vulnerable to SQL Injection via /vloggers_merch/admin/?page=maintenance/manage_sub_category&id=.
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Analysis
by VulDB Data Team • 05/16/2022
The vulnerability identified as CVE-2022-30402 affects Merchandise Online Store version 1.0 and represents a critical SQL injection flaw that can be exploited through the administrative interface. This vulnerability specifically targets the URL path /vloggers_merch/admin/?page=maintenance/manage_sub_category&id= which processes user input without adequate sanitization or validation. The flaw allows authenticated attackers with administrative privileges to execute arbitrary SQL commands against the underlying database, potentially leading to complete system compromise and unauthorized data access.
The technical implementation of this vulnerability stems from improper input handling within the application's backend processing logic. When the system receives the id parameter through the manage_sub_category page, it directly incorporates this value into SQL queries without proper parameterization or input sanitization measures. This design flaw aligns with CWE-89 which categorizes SQL injection vulnerabilities as weaknesses in software that allows attackers to manipulate database queries through untrusted input. The vulnerability exists at the intersection of inadequate input validation and improper query construction, creating an attack surface where malicious SQL code can be executed within the database context.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to escalate privileges, modify database contents, and potentially access sensitive administrative information. An attacker could leverage this vulnerability to extract all database records, modify user accounts, delete critical data, or even establish persistent backdoors within the system. The fact that this affects the administrative interface means that successful exploitation would grant full control over the merchandise store's database operations, potentially compromising customer information, product catalogs, and financial transaction data. This vulnerability directly maps to ATT&CK technique T1071.004 which covers application layer protocol manipulation, and T1046 which involves network service scanning to identify vulnerable systems.
Mitigation strategies for CVE-2022-30402 should prioritize immediate patching of the affected Merchandise Online Store version 1.0 to address the SQL injection vulnerability. Organizations should implement proper input validation and parameterized queries throughout the application to prevent similar issues in the future. The implementation of web application firewalls and database activity monitoring can provide additional layers of protection. Access controls should be strictly enforced to limit administrative privileges to only necessary personnel, and regular security audits should be conducted to identify and remediate similar vulnerabilities. Additionally, the application should be updated to use prepared statements and stored procedures to eliminate direct SQL query construction from user input, following the principle of least privilege and defense in depth security measures.