CVE-2024-4872 in MicroSCADA SYS600
Summary
by MITRE • 08/27/2024
The product does not validate any query towards persistent data, resulting in a risk of injection attacks.
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Analysis
by VulDB Data Team • 10/30/2024
This vulnerability represents a critical weakness in input validation mechanisms that allows attackers to inject malicious queries into persistent data storage systems. The absence of proper query validation creates an environment where adversaries can manipulate database interactions through crafted inputs that bypass normal security controls. This flaw directly enables various injection attack vectors including sql injection, nosql injection, and other data manipulation techniques that can compromise the integrity and confidentiality of stored information. The vulnerability stems from insufficient sanitization of user-supplied data before it is processed by backend database systems, creating persistent exposure conditions that can be exploited across multiple data access points.
The technical implementation of this vulnerability manifests when applications fail to validate or sanitize query parameters against expected input formats and data types. Attackers can exploit this weakness by submitting malicious payloads that are then executed against the database without proper filtering or escaping mechanisms. This creates a persistent threat vector where injected queries can modify, delete, or extract sensitive data from the underlying storage systems. The vulnerability is particularly dangerous because it affects the core data validation process rather than specific application functions, making it difficult to detect and mitigate through traditional application-level security controls.
The operational impact of this vulnerability extends beyond immediate data compromise to include potential system-wide consequences including unauthorized access to sensitive information, data corruption, and service disruption. Attackers can leverage this weakness to escalate privileges, bypass authentication mechanisms, or perform unauthorized data manipulation operations that can persist across system restarts or application updates. The persistent nature of the vulnerability means that once exploited, attackers can maintain access and continue to manipulate data without requiring repeated exploitation attempts. This characteristic significantly increases the risk of long-term data breaches and makes the vulnerability particularly attractive to sophisticated threat actors who seek sustained access to target systems.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and sanitization mechanisms across all data access points. Organizations must deploy proper parameterized queries and prepared statements to prevent malicious input from being interpreted as executable code. The implementation of web application firewalls and database activity monitoring systems can help detect and block suspicious query patterns. Additionally, regular security testing including automated vulnerability scanning and manual penetration testing should be conducted to identify and remediate similar validation weaknesses. This vulnerability aligns with CWE-89 which specifically addresses sql injection flaws, and maps to ATT&CK techniques such as T1071.004 for application layer protocol manipulation and T1566 for social engineering attacks that can exploit these validation gaps. Regular security training for development teams and implementation of secure coding practices are essential to prevent similar issues from occurring in future system implementations.