CVE-2020-2935 in Financial Services Hedge Management
Summary
by MITRE
Vulnerability in the Oracle Financial Services Hedge Management and IFRS Valuations product of Oracle Financial Services Applications (component: User Interface). Supported versions that are affected are 8.0.6 - 8.0.8. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Financial Services Hedge Management and IFRS Valuations. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Financial Services Hedge Management and IFRS Valuations accessible data as well as unauthorized read access to a subset of Oracle Financial Services Hedge Management and IFRS Valuations accessible data. CVSS 3.0 Base Score 7.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N).
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Analysis
by VulDB Data Team • 05/21/2024
The vulnerability described in CVE-2020-2935 represents a significant security weakness within Oracle Financial Services Applications' Hedge Management and IFRS Valuations components. This issue affects versions 8.0.6 through 8.0.8, making it a widespread concern across multiple releases of the financial services software suite. The vulnerability exists within the user interface component of these applications, which serves as the primary point of interaction for users managing complex financial hedging and valuation processes. Given that financial institutions rely heavily on these systems for critical risk management and regulatory reporting functions, the potential impact of this vulnerability extends far beyond typical application security concerns.
The technical flaw manifests as an insufficient access control mechanism that allows low-privileged attackers to exploit the system through standard HTTP network connections. This vulnerability classification aligns with CWE-284, which addresses inadequate access control or improper privilege management in software systems. The attack vector requires only network access via HTTP, making it particularly dangerous as it can be exploited from remote locations without requiring physical access or specialized credentials. The CVSS score of 7.1 reflects the severity of the potential impact, with a base score indicating high integrity impact and moderate confidentiality impact. The vulnerability's exploitability is rated as easily exploitable, meaning that attackers with minimal technical skills can potentially compromise the system, which significantly increases the risk profile.
The operational impact of this vulnerability is substantial for financial institutions using affected Oracle Financial Services Applications. Successful exploitation enables attackers to perform unauthorized modifications to critical financial data, including the creation, deletion, or modification of records that govern hedging strategies, valuation models, and risk assessments. This capability could lead to significant financial losses through manipulation of valuation inputs, altered hedging positions, or fraudulent transactions that go undetected. The potential for unauthorized read access to sensitive financial data creates additional risks including intellectual property theft, competitive disadvantage, and regulatory compliance violations. The ability to compromise all accessible data within the affected systems means that attackers could potentially access confidential client information, proprietary trading strategies, and sensitive risk management data that could be monetized or used for competitive advantage.
Organizations should implement immediate mitigation strategies including applying the relevant Oracle security patches as soon as they become available, which would address the underlying access control weakness. Network segmentation and firewall rules should be implemented to restrict access to the affected applications, particularly limiting HTTP access to trusted networks and IP addresses. Enhanced monitoring and logging of user activities within the Hedge Management and IFRS Valuations systems should be deployed to detect anomalous behavior that might indicate exploitation attempts. The vulnerability also highlights the importance of principle of least privilege implementation, ensuring that users only have access to the specific functions and data required for their roles. This aligns with ATT&CK technique T1078 which focuses on legitimate credentials and access tokens as a means to maintain persistent access to systems. Additionally, organizations should conduct thorough security assessments of their financial services applications to identify similar access control weaknesses that could be exploited through similar attack vectors, particularly focusing on components that handle sensitive financial data processing and reporting functions.