CVE-2017-10085 in FLEXCUBE Universal Banking
Summary
by MITRE
Vulnerability in the Oracle FLEXCUBE Universal Banking component of Oracle Financial Services Applications (subcomponent: Infrastructure). Supported versions that are affected are 11.3.0, 11.4.0, 12.0.1, 12.0.2, 12.0.3, 12.1.0, 12.2.0 and 12.3.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle FLEXCUBE Universal Banking. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle FLEXCUBE Universal Banking accessible data as well as unauthorized update, insert or delete access to some of Oracle FLEXCUBE Universal Banking accessible data. CVSS 3.0 Base Score 7.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N).
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Analysis
by VulDB Data Team • 01/02/2021
The vulnerability identified as CVE-2017-10085 resides within Oracle FLEXCUBE Universal Banking, a core component of Oracle Financial Services Applications that serves as a comprehensive banking solution for financial institutions. This particular weakness manifests in the Infrastructure subcomponent of the FLEXCUBE Universal Banking platform, affecting multiple major versions including 11.3.0, 11.4.0, 12.0.1, 12.0.2, 12.0.3, 12.1.0, 12.2.0, and 12.3.0. The vulnerability represents a significant security gap that directly impacts the confidentiality and integrity of financial data processing systems, making it a critical concern for banking institutions relying on this platform for their core operations.
The technical flaw stems from insufficient access controls and authentication mechanisms within the HTTP interface of the FLEXCUBE Universal Banking system. This vulnerability operates as an easily exploitable weakness that requires minimal privileges to compromise, allowing attackers with network access through HTTP protocols to gain unauthorized access to sensitive banking data. The vulnerability's classification as low privilege attacker accessible means that even individuals with minimal system permissions could potentially leverage this flaw to escalate their access rights and manipulate critical financial information. The CVSS 3.0 scoring system assigns a base score of 7.1, indicating a high severity threat that combines significant confidentiality impact with moderate integrity impact, while maintaining a low attack complexity and no user interaction requirements.
The operational impact of this vulnerability extends far beyond simple data exposure, creating pathways for complete system compromise that could result in unauthorized modification, insertion, or deletion of critical financial records. Attackers exploiting this vulnerability could potentially access all data within the Oracle FLEXCUBE Universal Banking environment, including customer account information, transaction details, and other sensitive banking data. The potential for unauthorized updates to financial systems poses serious risks to data integrity and regulatory compliance, particularly concerning financial institutions that must maintain strict controls over their transactional data. This vulnerability directly threatens the principles of information security as defined by the CIA triad, compromising both confidentiality and integrity aspects of the system's security posture.
Organizations affected by this vulnerability should prioritize immediate remediation through official Oracle patches and updates, as the vulnerability's ease of exploitation makes it an attractive target for malicious actors. The recommended mitigation strategy includes implementing network segmentation to limit access to the affected system, enforcing strict authentication protocols, and conducting comprehensive security audits of all Oracle FLEXCUBE Universal Banking implementations. This vulnerability aligns with CWE-284 (Improper Access Control) and represents a significant concern for financial institutions operating under regulatory frameworks such as SOX, PCI DSS, and banking-specific compliance requirements. Security teams should also consider implementing network monitoring solutions to detect potential exploitation attempts and establish incident response procedures specifically addressing this type of vulnerability. The ATT&CK framework would categorize this vulnerability under privilege escalation techniques, particularly focusing on the use of network-based attacks to gain unauthorized access to sensitive systems and data.