CVE-2016-5607 in FLEXCUBE Universal Banking
Summary
by MITRE
Unspecified vulnerability in the Oracle FLEXCUBE Universal Banking component in Oracle Financial Services Applications 11.3.0, 11.4.0, 12.0.1 through 12.0.3, 12.1.0, and 12.2.0 allows remote authenticated users to affect confidentiality, integrity, and availability via vectors related to INFRA.
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Analysis
by VulDB Data Team • 09/28/2022
The vulnerability identified as CVE-2016-5607 affects Oracle FLEXCUBE Universal Banking component within the Oracle Financial Services Applications suite, representing a critical security weakness that spans multiple version releases including 11.3.0, 11.4.0, 12.0.1 through 12.0.3, 12.1.0, and 12.2.0. This unspecified flaw resides within the INFRA module of the financial services application framework, which serves as a foundational infrastructure component for banking operations. The vulnerability's classification as remote authenticated indicates that adversaries capable of establishing legitimate user sessions can exploit this weakness to compromise system security properties.
The technical nature of this vulnerability stems from insufficient security controls within the INFRA component that governs core banking infrastructure operations. Attackers with valid authentication credentials can leverage this weakness to manipulate system resources, potentially gaining unauthorized access to sensitive financial data, disrupting critical banking services, or corrupting system integrity. The impact spans all three fundamental security principles: confidentiality through data exposure, integrity through data manipulation, and availability through service disruption. This broad impact scope aligns with CWE-284, which addresses improper access control vulnerabilities, and reflects the critical nature of banking infrastructure components where a single vulnerability can cascade across multiple system functions.
From an operational standpoint, this vulnerability poses significant risk to financial institutions utilizing Oracle FLEXCUBE Universal Banking solutions, as it enables authenticated attackers to potentially compromise entire banking systems. The remote exploitation capability means attackers do not require physical access to the infrastructure, making the threat more accessible and potentially more damaging. The vulnerability affects organizations that depend on financial services applications for core banking operations, including commercial banks, credit unions, and other financial institutions that handle sensitive customer data and transactional information. Attackers could exploit this weakness to access customer account details, manipulate transaction records, or disrupt banking services, potentially leading to financial losses and regulatory compliance violations.
Organizations should implement immediate mitigation strategies including applying Oracle's security patches and updates released for this vulnerability, conducting thorough security assessments of their FLEXCUBE implementations, and implementing additional access controls and monitoring mechanisms. The vulnerability's impact on the INFRA component suggests that organizations should review their authentication and authorization processes, implement network segmentation to limit access to critical infrastructure components, and establish robust incident response procedures. Security teams should also consider implementing security controls aligned with the MITRE ATT&CK framework, particularly focusing on credential access and defense evasion techniques that could be leveraged through this vulnerability. Regular vulnerability assessments and penetration testing should be conducted to identify similar weaknesses in related systems and ensure comprehensive protection of financial services infrastructure.