CVE-2020-35329 in Courier Management System
Summary
by MITRE
Courier Management System 1.0 1.0 is affected by SQL Injection via 'MULTIPART street '.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 03/07/2021
The Courier Management System version 1.0 contains a critical SQL injection vulnerability that stems from improper input validation within the application's data handling mechanisms. This vulnerability specifically manifests when processing multipart form data containing the street parameter, allowing attackers to inject malicious SQL code directly into the database query execution chain. The flaw exists due to insufficient sanitization of user-supplied input before it is incorporated into database queries, creating an exploitable entry point for unauthorized data access and manipulation.
This vulnerability falls under the CWE-89 category of SQL Injection, which represents one of the most prevalent and dangerous web application security flaws identified by the CWE organization. The attack vector exploits the application's failure to properly escape or parameterize user input, enabling threat actors to construct malicious SQL statements that can bypass authentication mechanisms, extract sensitive information, modify database contents, or even execute arbitrary commands on the underlying database server. The specific parameter 'MULTIPART street' indicates that the vulnerability occurs within the handling of multipart form data, which is commonly used for file uploads and complex data submissions.
The operational impact of this vulnerability extends beyond simple data theft, as it can lead to complete system compromise and unauthorized administrative access. Attackers can leverage this flaw to gain persistent access to sensitive courier data including customer information, shipping records, and potentially system credentials. The vulnerability affects the integrity and confidentiality of the entire courier management ecosystem, potentially enabling data exfiltration on a large scale and undermining the trustworthiness of the service. Additionally, the attack can result in denial of service conditions if the attacker manipulates database queries to consume excessive resources or cause system failures.
Security mitigation strategies should focus on implementing proper input validation and parameterized queries throughout the application's data access layers. The recommended approach involves adopting prepared statements with parameter binding to ensure that user input is never directly concatenated into SQL queries. Additionally, implementing comprehensive input sanitization routines, employing web application firewalls, and conducting regular security code reviews can significantly reduce the risk of exploitation. Organizations should also consider implementing database access controls and monitoring mechanisms to detect anomalous query patterns that may indicate attempted exploitation. This vulnerability aligns with ATT&CK technique T1071.005 for application layer protocol manipulation and T1046 for network service scanning, making it a critical target for both preventive and detective security controls.