CVE-2021-2227 in Cash Management
Summary
by MITRE • 04/23/2021
Vulnerability in the Oracle Cash Management product of Oracle E-Business Suite (component: Bank Account Transfer). Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Cash Management. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Cash Management accessible data as well as unauthorized access to critical data or complete access to all Oracle Cash Management accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/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 • 04/25/2021
The vulnerability identified as CVE-2021-2227 represents a critical security flaw within Oracle Cash Management component of the Oracle E-Business Suite, specifically affecting the Bank Account Transfer functionality. This vulnerability exists in versions 12.1.1 through 12.1.3, making it a significant concern for organizations utilizing these older releases. The flaw manifests as an easily exploitable weakness that can be leveraged by low-privileged attackers who gain network access through HTTP protocols. The security implications are severe given that this vulnerability allows attackers to perform unauthorized operations on critical financial data within the Oracle Cash Management system.
The technical nature of this vulnerability stems from insufficient input validation and access control mechanisms within the Bank Account Transfer module. Attackers can exploit this weakness to gain unauthorized creation, deletion, or modification access to sensitive financial data within the Oracle Cash Management environment. The vulnerability's CVSS score of 8.1 reflects the high impact on both confidentiality and integrity, with the attack vector being network-based and requiring low privileges. The vulnerability's classification under CWE 284 (Improper Access Control) aligns with the observed behavior where unauthorized access to critical financial data can occur without proper authentication or authorization checks.
From an operational standpoint, the impact of this vulnerability extends far beyond simple data compromise. Organizations running affected versions of Oracle E-Business Suite face the risk of complete financial data exposure, allowing attackers to potentially manipulate bank account transfers, modify transaction records, or access sensitive financial information. The vulnerability's ability to enable unauthorized access to all Oracle Cash Management accessible data creates a substantial risk for financial integrity and regulatory compliance. This represents a significant threat to business continuity and financial security, particularly in environments where financial transactions and banking operations are critical components of business operations.
The exploitation of this vulnerability aligns with several tactics described in the MITRE ATT&CK framework, specifically covering privilege escalation and credential access techniques. Attackers can leverage this weakness to move laterally within the Oracle E-Business Suite environment and potentially expand their access to other interconnected financial systems. Organizations should consider implementing network segmentation and access controls to limit potential exploitation. The recommended mitigation strategies include applying the relevant Oracle critical patch updates, implementing additional network security controls such as web application firewalls, and conducting thorough access reviews to ensure proper privilege management. Regular security assessments and monitoring for anomalous access patterns should also be implemented to detect potential exploitation attempts. Given the CVSS vector indicating low attack complexity and the potential for high impact data compromise, immediate remediation is strongly advised to protect financial data integrity and prevent unauthorized financial transactions.