CVE-2018-3029 in FLEXCUBE Investor Servicing
Summary
by MITRE
Vulnerability in the Oracle FLEXCUBE Investor Servicing component of Oracle Financial Services Applications (subcomponent: Infrastructure). Supported versions that are affected are 12.0.4, 12.1.0, 12.3.0 and 12.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle FLEXCUBE Investor Servicing. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle FLEXCUBE Investor Servicing accessible data. CVSS 3.0 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
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Analysis
by VulDB Data Team • 04/10/2023
The vulnerability identified as CVE-2018-3029 resides within Oracle FLEXCUBE Investor Servicing, a critical component of Oracle Financial Services Applications that manages complex financial operations for institutional investors. This security flaw specifically affects the Infrastructure subcomponent and impacts multiple version releases including 12.0.4, 12.1.0, 12.3.0, and 12.4.0, indicating a widespread exposure across the product lifecycle. The vulnerability's classification as easily exploitable suggests that attackers can leverage this weakness without requiring specialized skills or privileged access, making it particularly dangerous for financial institutions that rely on these systems for sensitive investment data processing.
The technical nature of this vulnerability manifests as a security weakness in the HTTP communication layer that allows unauthenticated attackers to gain unauthorized access to the system. This represents a fundamental breakdown in the authentication and authorization mechanisms that should protect sensitive financial data. The vulnerability operates at the network level, requiring only network access via HTTP to exploit, which means that attackers can potentially target these systems from remote locations without needing physical access or valid credentials. The CVSS 3.0 base score of 5.3 reflects the moderate severity of the issue, specifically highlighting the confidentiality impact with a low complexity and no requirement for privileges or user interaction.
The operational impact of this vulnerability extends beyond simple data exposure, as it compromises the integrity of financial data management systems that handle sensitive investor information. Successful exploitation enables unauthorized read access to a subset of accessible data within the Oracle FLEXCUBE Investor Servicing environment, potentially exposing confidential investment details, transaction records, and other proprietary financial information. This type of vulnerability directly violates the principles of information security and can lead to significant financial losses, regulatory penalties, and reputational damage for financial institutions. The vulnerability's placement within the Infrastructure subcomponent suggests that it may affect core system functionality rather than just specific application features, potentially creating broader operational disruptions.
Organizations affected by this vulnerability should immediately implement mitigations including network segmentation to restrict access to the affected systems, deployment of web application firewalls to monitor and filter HTTP traffic, and comprehensive network access controls to limit exposure. The implementation of proper authentication mechanisms and regular security assessments should be prioritized to prevent exploitation attempts. Additionally, organizations should consider implementing intrusion detection systems to monitor for suspicious network activity that may indicate exploitation attempts. This vulnerability aligns with CWE-287 which addresses improper authentication issues, and represents a significant concern for financial services organizations operating under regulatory frameworks that mandate strict data protection measures. The ATT&CK framework would categorize this as a privilege escalation and credential access technique, with potential for lateral movement within the network if not properly contained through network security controls and access restrictions.