CVE-2014-4197 in RBS BS-Client
Summary
by MITRE
Multiple SQL injection vulnerabilities in Bank Soft Systems (BSS) RBS BS-Client 3.17.9 allow remote attackers to execute arbitrary SQL commands via the (1) CARDS or (2) XACTION parameter.
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Analysis
by VulDB Data Team • 03/06/2018
The vulnerability identified as CVE-2014-4197 represents a critical security flaw in Bank Soft Systems (BSS) RBS BS-Client version 3.17.9, a financial application designed for banking operations. This vulnerability manifests as multiple SQL injection weaknesses that fundamentally compromise the integrity and confidentiality of banking data systems. The flaw specifically affects two parameter inputs within the application's communication protocols, creating pathways for malicious actors to manipulate database operations through carefully crafted SQL commands.
The technical implementation of this vulnerability stems from insufficient input validation and sanitization within the application's data processing layers. Attackers can exploit the CARDS and XACTION parameters by injecting malicious SQL code that bypasses normal authentication and authorization mechanisms. This occurs when user-supplied data is directly incorporated into SQL queries without proper parameterization or escaping mechanisms. The vulnerability aligns with CWE-89, which categorizes SQL injection as a fundamental weakness in data validation and query construction processes. The attack vector operates remotely, eliminating the need for physical access to the target system and enabling widespread exploitation across networked environments.
The operational impact of this vulnerability extends beyond simple data theft, potentially enabling complete system compromise and financial fraud. Successful exploitation allows attackers to execute arbitrary SQL commands against the underlying database, which may result in unauthorized data access, modification, or deletion of sensitive banking information. The implications include potential customer account theft, transaction manipulation, and system integrity breaches that could affect thousands of financial transactions. This vulnerability creates a persistent threat vector that can be exploited repeatedly, making it particularly dangerous for financial institutions that rely on continuous system availability and data security.
Mitigation strategies for CVE-2014-4197 must address both immediate remediation and long-term security architecture improvements. Organizations should implement proper input validation and parameterized queries to prevent SQL injection attacks, following industry best practices established by frameworks such as OWASP and NIST guidelines. The application should be updated to a patched version of BSS BS-Client that properly sanitizes all user inputs before database processing. Network segmentation and intrusion detection systems should be deployed to monitor for suspicious SQL injection patterns, while regular security audits and penetration testing can help identify similar vulnerabilities in other systems. Additionally, implementing database access controls and monitoring mechanisms can provide early detection of unauthorized database activities, aligning with ATT&CK framework techniques related to credential access and defense evasion.