CVE-2021-2262 in Purchasing
Summary
by MITRE • 04/23/2021
Vulnerability in the Oracle Purchasing product of Oracle E-Business Suite (component: Endeca). The supported version that is affected is 12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle Purchasing. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Purchasing accessible data as well as unauthorized access to critical data or complete access to all Oracle Purchasing 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-2021-2262 represents a critical security flaw within Oracle E-Business Suite's Purchasing module, specifically within the Endeca component. This vulnerability affects Oracle E-Business Suite version 12.1.3, which operates as a comprehensive enterprise resource planning solution used by organizations for financial management, procurement, and supply chain operations. The affected component leverages Endeca technology for search and content management capabilities within the purchasing workflow, making it a critical element for business operations. The vulnerability's classification as easily exploitable indicates that attackers with minimal privileges and network access can successfully compromise the system without requiring specialized tools or extensive knowledge of the target environment.
The technical flaw manifests as a privilege escalation vulnerability that allows low-privileged attackers to gain unauthorized access to sensitive purchasing data and operations. The vulnerability's CVSS 3.1 base score of 8.1 reflects its significant impact potential, with high confidentiality and integrity implications. Attackers can exploit this vulnerability through HTTPS network connections, making it accessible from external networks without requiring physical access or elevated privileges. The vulnerability enables unauthorized modification, deletion, and creation of critical purchasing data, while simultaneously providing complete access to all data within the Oracle Purchasing system. This represents a severe compromise of the system's data integrity and confidentiality controls, as the vulnerability allows for both destructive and reconnaissance activities within the purchasing domain.
The operational impact of this vulnerability extends beyond simple data compromise to encompass complete business disruption and financial risk exposure. Organizations utilizing Oracle E-Business Suite 12.1.3 for purchasing operations face significant risk of unauthorized transactions, data manipulation, and potential financial fraud. The vulnerability's ability to provide complete access to all Oracle Purchasing accessible data means that attackers can not only view sensitive procurement information but also modify vendor contracts, purchase orders, and financial records. This creates substantial risk for organizations that rely on accurate purchasing data for budgeting, compliance, and operational planning. The vulnerability's network-based exploitation capability means that attackers can target these systems from remote locations, potentially affecting organizations across multiple geographic regions without requiring physical presence or specialized access methods.
Security mitigations for CVE-2021-2262 should focus on immediate patch deployment from Oracle, as this represents a critical vulnerability requiring urgent remediation. Organizations should implement network segmentation to limit access to Oracle E-Business Suite environments and deploy additional authentication controls for purchasing system access. The vulnerability aligns with CWE-284 (Improper Access Control) and maps to ATT&CK techniques including T1078 (Valid Accounts) and T1566 (Phishing) for initial access, followed by T1003 (OS Credential Dumping) and T1565 (Data Manipulation) for privilege escalation and data compromise. Organizations should also implement comprehensive monitoring and logging of purchasing system activities to detect unauthorized access attempts and data modifications. The vulnerability's classification as a network-accessible privilege escalation issue emphasizes the importance of network-level security controls including firewalls, intrusion detection systems, and regular security assessments to prevent exploitation attempts.