CVE-2018-3050 in Banking Corporate Lending
Summary
by MITRE
Vulnerability in the Oracle Banking Corporate Lending component of Oracle Financial Services Applications (subcomponent: Core module). Supported versions that are affected are 12.3.0, 12.4.0, 12.5.0, 14.0.0 and 14.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Banking Corporate Lending. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Banking Corporate Lending accessible data as well as unauthorized access to critical data or complete access to all Oracle Banking Corporate Lending 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-2018-3050 resides within the Oracle Banking Corporate Lending component of Oracle Financial Services Applications, specifically within the Core module of this financial services suite. This particular flaw affects multiple supported versions including 12.3.0, 12.4.0, 12.5.0, 14.0.0, and 14.1.0, indicating a widespread impact across the product lifecycle. The vulnerability classification as easily exploitable suggests that attackers with minimal privileges and network access can leverage this weakness to compromise the entire banking lending system. The CVSS 3.0 score of 8.1 places this vulnerability in the high severity category, reflecting the significant potential for data compromise and system integrity violations.
The technical nature of this vulnerability manifests through insufficient authorization controls within the Core module, allowing a low privileged attacker to execute unauthorized operations against the Oracle Banking Corporate Lending system. The attack vector requires only network access via HTTP, making exploitation relatively straightforward and accessible to threat actors. This weakness enables attackers to perform unauthorized actions including creation, deletion, and modification of critical data within the system. The vulnerability's impact extends beyond simple data manipulation to encompass complete access to all accessible data within the Oracle Banking Corporate Lending environment, representing a severe breach of both confidentiality and integrity principles. The CVSS vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N) confirms that network-based attacks with low complexity and low privilege requirements can achieve high impact outcomes.
The operational impact of this vulnerability presents significant risks to financial institutions utilizing Oracle Financial Services Applications, particularly those managing corporate lending operations. Attackers who successfully exploit this vulnerability can potentially manipulate loan data, alter customer information, and compromise sensitive financial records that are critical to banking operations. The ability to perform unauthorized data modifications creates opportunities for financial fraud, data corruption, and service disruption that could affect multiple stakeholders including customers, regulators, and internal banking personnel. Organizations may face regulatory compliance issues, financial losses, and reputational damage from such compromises. The vulnerability's potential to provide complete access to all system data means that even a partial breach could expose extensive sensitive information that could be exploited for further attacks or financial gain.
Mitigation strategies for CVE-2018-3050 should prioritize immediate patch management and security hardening measures. Organizations must apply the relevant Oracle security patches as soon as they become available to address the authorization flaws in the Core module. Network segmentation and access controls should be implemented to limit HTTP access to only authorized personnel and systems. Regular security audits should be conducted to identify and remediate similar authorization weaknesses throughout the Oracle Financial Services Applications environment. The implementation of robust monitoring and logging mechanisms can help detect unauthorized access attempts and data manipulation activities. Security teams should also consider implementing additional authentication layers and privilege management controls to reduce the attack surface. This vulnerability aligns with CWE-285 (Improper Authorization) and represents a clear violation of the principle of least privilege, making it a critical target for remediation according to ATT&CK framework categories related to privilege escalation and data manipulation.