CVE-2017-10022 in FLEXCUBE Private Banking
Summary
by MITRE
Vulnerability in the Oracle FLEXCUBE Private Banking component of Oracle Financial Services Applications (subcomponent: Operations). Supported versions that are affected are 2.0.0, 2.0.1, 2.2.0 and 12.0.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle FLEXCUBE Private Banking. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle FLEXCUBE Private Banking accessible data. CVSS 3.0 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).
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Analysis
by VulDB Data Team • 01/03/2021
The vulnerability identified as CVE-2017-10022 resides within Oracle FLEXCUBE Private Banking, a critical component of Oracle Financial Services Applications that serves the private banking sector. This vulnerability specifically affects versions 2.0.0, 2.0.1, 2.2.0, and 12.0.1 of the FLEXCUBE Private Banking subcomponent known as Operations. The flaw represents a significant security weakness that could be exploited by malicious actors seeking unauthorized access to sensitive financial data. The CVSS score of 4.3 indicates a moderate severity level, yet the potential impact on confidentiality makes this vulnerability particularly concerning for financial institutions handling private banking information.
The technical nature of this vulnerability stems from insufficient access controls within the Oracle FLEXCUBE Private Banking system, allowing a low-privileged attacker with network access via HTTP to bypass normal authentication mechanisms. This weakness enables unauthorized read access to a subset of the application's data, representing a clear violation of the principle of least privilege and data confidentiality. The vulnerability's exploitability is classified as easily accessible, meaning that attackers with minimal privileges and network connectivity can leverage this flaw without requiring specialized tools or extensive technical knowledge. The CVSS vector AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N indicates that network-based attacks are possible with low complexity, requiring only low privilege levels, and without user interaction, making this vulnerability particularly dangerous in production environments.
The operational impact of CVE-2017-10022 extends beyond simple data exposure, as it represents a fundamental breakdown in the security architecture of financial applications that handle sensitive customer information. Private banking systems contain highly confidential data including account details, transaction histories, customer personal information, and financial behaviors that could be exploited for financial fraud, identity theft, or competitive intelligence gathering. The unauthorized read access capability means that attackers could systematically extract valuable information from the system without detection, potentially leading to significant financial losses for both institutions and their clients. This vulnerability directly violates industry standards and regulatory requirements that mandate robust access controls and data protection measures for financial services applications.
Organizations affected by this vulnerability should implement immediate mitigations including applying Oracle's security patches and updates, implementing network segmentation to limit access to the affected systems, and conducting comprehensive security assessments of their financial services applications. The vulnerability aligns with CWE-284 (Improper Access Control) and represents a clear violation of the principle of least privilege that forms the foundation of secure system design. From an ATT&CK framework perspective, this vulnerability maps to techniques involving credential access and data extraction, potentially enabling more sophisticated attacks if combined with other exploitation methods. Regular security monitoring and access control reviews become essential to detect and prevent exploitation attempts, while compliance with financial regulatory frameworks such as SOX, PCI DSS, and banking regulations becomes more critical to maintain operational integrity and avoid potential legal and financial consequences.