CVE-2018-3027 in Banking Payments
Summary
by MITRE
Vulnerability in the Oracle Banking Payments component of Oracle Financial Services Applications (subcomponent: Payments Core). Supported versions that are affected are 12.2.0, 12.3.0, 12.4.0, 12.5.0 and 14.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Banking Payments. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Banking Payments accessible data as well as unauthorized access to critical data or complete access to all Oracle Banking Payments accessible data. CVSS 3.0 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N).
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Analysis
by VulDB Data Team • 04/10/2023
The vulnerability identified as CVE-2018-3027 resides within the Oracle Banking Payments component of Oracle Financial Services Applications, specifically within the Payments Core subcomponent. This flaw affects multiple versions including 12.2.0, 12.3.0, 12.4.0, 12.5.0, and 14.1.0, representing a significant attack surface across the Oracle Financial Services product line. The vulnerability classification as easily exploitable indicates that adversaries with minimal privileges and network access can potentially leverage this weakness to compromise the targeted system. The CVSS 3.0 score of 8.1 reflects the severity of impact, with high confidentiality and integrity implications that align with common attack patterns targeting financial applications.
The technical nature of this vulnerability stems from insufficient access controls within the Oracle Banking Payments framework, allowing low privileged attackers to execute unauthorized operations against the system. This weakness specifically enables attackers to create, delete, or modify critical data within the application, potentially affecting all accessible data within the Oracle Banking Payments environment. The vulnerability's accessibility via HTTP protocol means that attackers can exploit it remotely without requiring physical access to the system, making it particularly dangerous for organizations with internet-facing financial applications. The attack vector analysis reveals that the vulnerability can be exploited through network-based attacks without requiring user interaction, which significantly increases the attack surface and potential impact.
The operational impact of CVE-2018-3027 extends beyond simple data compromise, as it enables attackers to gain complete access to critical financial data and potentially manipulate transactional processes within the banking payments system. This vulnerability creates a pathway for unauthorized data modification that could lead to financial fraud, data integrity violations, and potential regulatory compliance issues for affected organizations. The ability to perform unauthorized modifications to critical data represents a significant threat to business continuity and financial security, particularly in environments where real-time payment processing occurs. Organizations utilizing affected Oracle Financial Services Applications face potential exposure to data breaches, financial losses, and reputational damage that could result from successful exploitation of this vulnerability.
Security mitigations for this vulnerability should prioritize immediate patching of affected Oracle Financial Services Applications to the latest supported versions that contain the necessary security fixes. Organizations should implement network segmentation and access controls to limit exposure of the vulnerable components to untrusted networks. The implementation of web application firewalls and intrusion detection systems can help monitor and prevent exploitation attempts. Additionally, organizations should conduct comprehensive vulnerability assessments to identify any additional attack surfaces within their financial applications and implement proper monitoring and logging of access patterns. This vulnerability aligns with CWE-284 (Improper Access Control) and represents a typical attack pattern categorized under the MITRE ATT&CK framework's privilege escalation and persistence tactics, highlighting the need for comprehensive security controls beyond simple patch management.