CVE-2022-41440 in Billing System Project
Summary
by MITRE • 09/30/2022
Billing System Project v1.0 was discovered to contain a SQL injection vulnerability via the id parameter at /phpinventory/editcategory.php.
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Analysis
by VulDB Data Team • 10/29/2022
The vulnerability identified as CVE-2022-41440 represents a critical SQL injection flaw within the Billing System Project version 1.0, specifically targeting the editcategory.php endpoint. This weakness allows malicious actors to manipulate database queries through the id parameter, potentially compromising the entire backend infrastructure. The vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into database operations. According to CWE-89, this classification indicates a direct SQL injection vulnerability where attacker-controlled data is concatenated into SQL commands without proper authorization or sanitization. The affected system processes user input directly within SQL queries, creating an environment where arbitrary SQL commands can be executed with the privileges of the database user.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to perform complete database compromise through various attack vectors. An attacker could leverage this flaw to extract sensitive information including user credentials, financial data, and system configurations. The vulnerability's exploitation potential aligns with ATT&CK technique T1071.005, which describes the use of SQL injection for data manipulation and extraction. Additionally, the attack could enable privilege escalation and persistence mechanisms, as the compromised database user may possess elevated permissions. The specific endpoint /phpinventory/editcategory.php suggests this vulnerability affects inventory management functionality, potentially exposing business-critical data related to product categories and inventory tracking systems.
Mitigation strategies for CVE-2022-41440 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, specifically targeting the id parameter in editcategory.php. This approach aligns with OWASP Top 10 recommendations for preventing SQL injection attacks through the use of prepared statements and proper input sanitization. Organizations should also implement web application firewalls to detect and block suspicious SQL injection patterns, while establishing comprehensive logging and monitoring systems to identify potential exploitation attempts. Regular security assessments and code reviews should be conducted to ensure all database interactions follow secure coding practices. The vulnerability demonstrates the importance of defense-in-depth strategies and highlights how seemingly minor input validation flaws can lead to catastrophic system compromise.