CVE-2016-0509 in E-Business Suite
Summary
by MITRE
Unspecified vulnerability in the Oracle Internet Expenses component in Oracle E-Business Suite 11.5.10.2 allows remote attackers to affect integrity via unknown vectors related to AP Web Utilities.
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Analysis
by VulDB Data Team • 07/05/2022
The vulnerability identified as CVE-2016-0509 resides within the Oracle Internet Expenses component of Oracle E-Business Suite version 11.5.10.2, representing a critical security flaw that enables remote attackers to compromise data integrity. This vulnerability specifically impacts the AP Web Utilities functionality, which serves as a crucial interface for expense management and payment processing within enterprise environments. The unspecified nature of the exact attack vectors underscores the complexity and potential breadth of exploitation methods available to malicious actors targeting this component.
The technical flaw manifests in the Oracle Internet Expenses module's handling of data integrity controls within the AP Web Utilities framework. This component typically manages expense reports, invoice processing, and payment workflows that are fundamental to financial operations. Attackers can exploit this vulnerability to manipulate expense data, alter payment records, or corrupt financial information without requiring authentication credentials. The vulnerability's impact on integrity means that malicious actors can modify transaction records, expense claims, or payment details in ways that could significantly affect financial reporting and compliance. The attack surface extends beyond simple data modification to include potential disruption of business processes and compromise of audit trails that are essential for regulatory compliance.
From an operational perspective, this vulnerability presents severe risks to organizations utilizing Oracle E-Business Suite for financial management. The ability to affect data integrity without authentication creates opportunities for financial fraud, unauthorized expense approvals, and manipulation of payment records. Organizations may face significant financial losses, regulatory violations, and compromised audit readiness when this vulnerability is exploited. The remote nature of the attack vector means that threat actors can potentially exploit this weakness from outside the organization's network, amplifying the security risk and reducing the effectiveness of traditional network perimeter defenses. This vulnerability directly impacts the CIA triad, specifically compromising data integrity and potentially availability through manipulation of financial workflows.
Mitigation strategies for CVE-2016-0509 should prioritize immediate implementation of Oracle's security patches and updates for the affected Oracle E-Business Suite version. Organizations must conduct comprehensive vulnerability assessments to identify systems running the vulnerable component and implement network segmentation to limit access to the affected modules. The principle of least privilege should be enforced to restrict access to AP Web Utilities functionality, while enhanced monitoring and logging should be deployed to detect anomalous activities related to expense processing. Security controls should include regular integrity checks of financial data, implementation of automated alerts for suspicious modifications, and comprehensive staff training on recognizing potential exploitation attempts. Organizations should also consider implementing additional security layers such as web application firewalls and database activity monitoring solutions to provide defense-in-depth against exploitation attempts.
This vulnerability aligns with CWE-284, which addresses improper access control, and may relate to ATT&CK techniques involving privilege escalation and data manipulation. The attack patterns associated with this vulnerability typically involve reconnaissance of the target environment followed by exploitation of the web utilities interface to modify financial records. Organizations should implement continuous monitoring solutions to detect potential exploitation attempts and maintain detailed incident response procedures specifically addressing financial data integrity compromises. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in other components of the Oracle E-Business Suite ecosystem, ensuring comprehensive protection against related attack vectors.