CVE-2017-10008 in FLEXCUBE Private Banking
Summary
by MITRE
Vulnerability in the Oracle FLEXCUBE Private Banking component of Oracle Financial Services Applications (subcomponent: Miscellaneous). 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 • 01/07/2021
The vulnerability identified as CVE-2017-10008 affects Oracle FLEXCUBE Private Banking, a critical component within Oracle Financial Services Applications that serves as a comprehensive banking solution for private banking operations. This vulnerability specifically resides within the Miscellaneous subcomponent of the FLEXCUBE Private Banking module, impacting versions 2.0.0, 2.0.1, 2.2.0, and 12.0.1. The affected system represents a significant risk to financial institutions that rely on this platform for their private banking services, as it exposes sensitive customer financial data to potential unauthorized access. The vulnerability's classification as easily exploitable indicates that attackers can leverage relatively simple techniques to gain access to the system, making it particularly dangerous for organizations with inadequate security controls in place.
The technical flaw manifests as a weakness in the access control mechanisms that govern data access within the FLEXCUBE Private Banking system. Attackers with low privilege levels and network access via HTTP can exploit this vulnerability to perform unauthorized read operations on a subset of the application's data. This represents a clear violation of the principle of least privilege and demonstrates inadequate data protection measures within the application's security architecture. The vulnerability's CVSS 3.0 score of 4.3 reflects its moderate severity, with the confidentiality impact rated as low, though this assessment underestimates the potential damage to financial institutions and their customers. The attack vector requires network access via HTTP, indicating that the vulnerability can be exploited remotely without requiring physical access to the system or elevated privileges initially. The CVSS vector (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N) confirms that this is a network-based attack that requires low complexity to exploit, only low privilege requirements, and does not necessitate user interaction, making it particularly attractive to threat actors.
The operational impact of this vulnerability extends beyond simple data exposure, as it compromises the fundamental confidentiality assurances that private banking customers expect from financial institutions. Successful exploitation allows attackers to access sensitive customer information, transaction histories, account details, and other proprietary data that could be used for financial fraud, identity theft, or other malicious activities. The subset nature of the accessible data suggests that while not all information may be compromised, the vulnerability still provides attackers with significant access to private banking records. This vulnerability directly impacts the security posture of financial institutions, potentially leading to regulatory violations under financial data protection requirements such as PCI DSS, GDPR, or local banking regulations. The compromise of private banking data can result in substantial financial losses, reputational damage, and legal consequences for affected organizations, making this vulnerability particularly concerning for the financial services industry.
Organizations affected by this vulnerability should implement immediate mitigations including applying the relevant Oracle security patches and updates released to address this specific issue. Network segmentation and access controls should be strengthened to limit unnecessary HTTP access to the FLEXCUBE Private Banking system, while implementing additional monitoring and logging mechanisms to detect unauthorized access attempts. Security configuration reviews should focus on ensuring proper access control enforcement and data protection measures are in place. The vulnerability aligns with CWE-284, which addresses improper access control, and represents a clear violation of the principle of least privilege. From an ATT&CK framework perspective, this vulnerability maps to techniques related to privilege escalation and credential access, as attackers can leverage low privilege access to gain unauthorized data access. Organizations should also conduct comprehensive vulnerability assessments to identify similar access control weaknesses in their broader financial services infrastructure and implement regular security testing to prevent similar issues from occurring in other components of their financial applications.