CVE-2023-33852 in Security Guardium
Summary
by MITRE • 08/28/2023
IBM Security Guardium 11.4 is vulnerable to SQL injection. A remote attacker could send specially crafted SQL statements, which could allow the attacker to view, add, modify or delete information in the back-end database. IBM X-Force ID: 257614.
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Analysis
by VulDB Data Team • 09/20/2023
IBM Security Guardium version 11.4 contains a critical SQL injection vulnerability that exposes the underlying database system to unauthorized access and manipulation. This vulnerability stems from insufficient input validation within the application's database query processing mechanisms, allowing malicious actors to inject arbitrary SQL commands through carefully crafted payloads. The flaw exists in the application's handling of user-supplied data that is directly incorporated into database queries without proper sanitization or parameterization. Attackers can exploit this weakness to execute malicious SQL statements against the back-end database, potentially gaining full read-write access to sensitive information stored within the system. The vulnerability is particularly dangerous because it enables attackers to perform data manipulation operations including data retrieval, insertion, update, and deletion across the entire database infrastructure managed by Guardium.
The technical implementation of this SQL injection flaw occurs when the application processes user inputs through web interfaces or API endpoints that interact with the database layer. Without proper input validation and parameterized query construction, malicious SQL code can be injected into query parameters, causing the database engine to execute unintended operations. This type of vulnerability falls under the CWE-89 category of SQL Injection as defined by the Common Weakness Enumeration framework, which specifically addresses the improper handling of untrusted input in database queries. The attack surface is expanded through the application's database interaction points, where user-controllable parameters are directly concatenated into SQL statements rather than being properly escaped or parameterized. This vulnerability is classified as a remote code execution risk within the MITRE ATT&CK framework under the technique T1190 - Exploit Public-Facing Application, as attackers can leverage this weakness from external network positions without requiring local system access.
The operational impact of this vulnerability extends beyond simple data theft to encompass complete database compromise and potential system-wide damage. An attacker who successfully exploits this vulnerability could access sensitive security data, including database credentials, user information, and security configurations stored within the Guardium environment. The ability to modify or delete database entries could result in data integrity violations, system availability issues, and potential denial of service conditions. Organizations relying on IBM Security Guardium for database activity monitoring and security auditing face significant risks as this vulnerability could allow attackers to bypass security controls, manipulate audit logs, and hide malicious activities from detection systems. The vulnerability affects not only the database content but also the integrity of the security monitoring capabilities that Guardium provides, potentially allowing attackers to evade detection mechanisms designed to identify unauthorized database access attempts.
Organizations should implement immediate mitigations including input validation controls, parameterized query implementations, and comprehensive web application firewalls to protect against exploitation attempts. The recommended approach involves deploying proper input sanitization at all entry points where user data is processed, ensuring that all database queries utilize parameterized statements or prepared statements to prevent SQL injection attacks. Network segmentation and access control measures should be strengthened to limit exposure of vulnerable components, while regular security assessments should be conducted to identify similar vulnerabilities in related systems. IBM has released patches and updates to address this vulnerability, and organizations should immediately apply these security fixes to protect their environments. Additionally, implementing database activity monitoring solutions that can detect anomalous SQL patterns and injection attempts can provide additional defense-in-depth measures against exploitation attempts. The vulnerability demonstrates the critical importance of secure coding practices and input validation in preventing database-related security breaches, aligning with industry best practices outlined in standards such as OWASP Top Ten and NIST Cybersecurity Framework guidelines.