CVE-2021-2222 in Bill Presentment Architecture
Summary
by MITRE • 04/23/2021
Vulnerability in the Oracle Bill Presentment Architecture product of Oracle E-Business Suite (component: Template Search). Supported versions that are affected are 12.1.1-12.1.3 and 12.2.3-12.2.10. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Bill Presentment Architecture. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Bill Presentment Architecture accessible data as well as unauthorized access to critical data or complete access to all Oracle Bill Presentment Architecture 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-2021-2222 represents a critical security flaw within Oracle Bill Presentment Architecture component of the Oracle E-Business Suite ecosystem. This vulnerability specifically affects the Template Search functionality and impacts multiple version ranges including 12.1.1 through 12.1.3 and 12.2.3 through 12.2.10. The flaw resides in the way the system handles template search operations, creating a pathway for unauthorized access to sensitive business data. The vulnerability's classification as easily exploitable indicates that attackers can leverage this weakness with minimal technical expertise and network-based access through standard HTTP protocols.
The technical nature of this vulnerability stems from inadequate input validation and access control mechanisms within the template search functionality. When users submit search queries to the Bill Presentment Architecture system, the application fails to properly sanitize or validate the input parameters, potentially allowing malicious actors to manipulate the search process. This weakness enables attackers to bypass normal authorization checks and gain unauthorized access to data that should remain protected. The vulnerability operates at the application layer and leverages the HTTP protocol, making it particularly dangerous as it can be exploited from external network positions without requiring physical access to the internal network infrastructure.
The operational impact of this vulnerability extends far beyond simple data exposure, encompassing complete compromise of data integrity and confidentiality within the affected Oracle E-Business Suite environment. Successful exploitation allows attackers to perform unauthorized creation, deletion, and modification operations against critical business data, potentially leading to financial loss, regulatory compliance violations, and operational disruption. The CVSS 3.1 score of 8.1 reflects the severity of the impact, with high confidentiality and integrity implications while maintaining a moderate availability impact. Organizations running affected versions of Oracle E-Business Suite face significant risk of data breaches, where attackers could access all data accessible through the Bill Presentment Architecture component, including sensitive financial information, customer data, and business-critical documents.
Organizations should prioritize immediate remediation through Oracle's official security patches and updates, as recommended in the CVE details. The vulnerability's low privilege requirement and network accessibility make it particularly dangerous for environments with limited security controls. Security teams should implement network segmentation to limit access to Oracle E-Business Suite components and consider additional monitoring for unusual template search activities. The vulnerability aligns with CWE-20 (Improper Input Validation) and CWE-284 (Improper Access Control) classifications, representing common attack patterns that frequently appear in enterprise application security assessments. From an ATT&CK framework perspective, this vulnerability maps to T1190 (Exploit Public-Facing Application) and T1078 (Valid Accounts) techniques, as attackers can leverage the system's public interfaces to gain unauthorized access to critical business data. Organizations should also consider implementing web application firewalls and access control lists to provide additional defense-in-depth measures while awaiting official patches.