CVE-2019-2980 in FLEXCUBE Direct Banking
Summary
by MITRE
Vulnerability in the Oracle FLEXCUBE Direct Banking product of Oracle Financial Services Applications (component: eMail). Supported versions that are affected are 12.0.2 and 12.0.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle FLEXCUBE Direct Banking. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle FLEXCUBE Direct Banking accessible data. CVSS 3.0 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 01/09/2024
The vulnerability identified as CVE-2019-2980 resides within Oracle FLEXCUBE Direct Banking, a critical component of Oracle Financial Services Applications that serves as a web-based banking platform for financial institutions. This specific weakness affects versions 12.0.2 and 12.0.3 of the eMail component, which handles email functionalities within the banking application. The vulnerability represents a significant security gap that could be exploited by attackers with minimal privileges and network access through standard HTTP protocols. The affected system operates within the financial services sector where data integrity and confidentiality are paramount, making this vulnerability particularly concerning for organizations handling sensitive customer financial information.
The technical flaw manifests as a weakness in the email processing module that allows unauthorized access to critical data without proper authentication or authorization mechanisms. This vulnerability operates at the application layer and leverages the HTTP protocol to execute attacks, requiring only low privilege access and network connectivity. The flaw enables attackers to potentially gain complete access to all data accessible through the Oracle FLEXCUBE Direct Banking system, creating a severe data breach scenario. According to CVSS 3.0 scoring, the vulnerability is classified with a base score of 6.5, indicating high severity with confidentiality impacts as the primary concern. The attack vector requires network access with low complexity and requires only a low privilege level, making it easily exploitable by threat actors with basic network connectivity.
The operational impact of this vulnerability extends beyond simple data exposure, potentially compromising the entire financial services infrastructure that relies on Oracle FLEXCUBE Direct Banking for customer transactions and communications. Attackers could exploit this weakness to access sensitive customer banking information, transaction records, and other confidential data that would normally be protected by proper access controls. The vulnerability's potential for complete data access without modification or disruption to system availability makes it particularly dangerous for financial institutions that depend on maintaining data integrity and customer trust. Organizations using affected versions face significant regulatory and compliance risks, as this vulnerability could lead to violations of financial data protection standards and customer privacy regulations.
Mitigation strategies for CVE-2019-2980 should prioritize immediate patching of affected Oracle FLEXCUBE Direct Banking versions 12.0.2 and 12.0.3 through official Oracle security updates. Organizations should implement network segmentation and access controls to limit exposure of the vulnerable application to untrusted networks. Additional defensive measures include monitoring network traffic for suspicious HTTP requests targeting email processing components, implementing web application firewalls to detect and block exploitation attempts, and conducting thorough vulnerability assessments of related systems. According to CWE classification, this vulnerability aligns with CWE-284: Improper Access Control, which addresses inadequate access control mechanisms in software applications. The ATT&CK framework categorizes this vulnerability under T1071.004: Application Layer Protocol: DNS, as attackers may use DNS-based techniques to identify and exploit vulnerable systems. Organizations should also consider implementing network-based intrusion detection systems to monitor for exploitation attempts and maintain comprehensive incident response procedures to address potential breaches. Regular security assessments and vulnerability management programs should be enhanced to prevent similar issues in future system deployments and updates.