CVE-2021-2263 in Sourcing
Summary
by MITRE • 04/23/2021
Vulnerability in the Oracle Sourcing product of Oracle E-Business Suite (component: Intelligence, RFx). 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 Sourcing. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Sourcing accessible data as well as unauthorized access to critical data or complete access to all Oracle Sourcing 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-2021-2263 represents a critical security flaw within Oracle Sourcing, a component of the Oracle E-Business Suite ecosystem. This weakness specifically affects versions 12.1.1 through 12.1.3, making a significant portion of the Oracle E-Business Suite installations susceptible to exploitation. The vulnerability resides within the Intelligence and RFx components of the Oracle Sourcing module, which are integral to procurement and sourcing processes within enterprise environments. The affected system components handle sensitive procurement data including supplier information, sourcing requests, and related business intelligence that organizations rely upon for their operational continuity.
The technical nature of this vulnerability stems from insufficient access controls and authentication mechanisms within the Oracle Sourcing application. An attacker with low privileges and network access via HTTP can exploit this weakness to gain unauthorized access to critical business data. The vulnerability's exploitability is classified as easily accessible, meaning that the attack vector requires minimal technical expertise to execute successfully. The CVSS 3.1 scoring system rates this vulnerability at 8.1 out of 10, with high impacts to both confidentiality and integrity, indicating that successful exploitation could result in significant data compromise. The attack vector AV:N (network) combined with AC:L (low attack complexity) and PR:L (low privileges required) demonstrates that this vulnerability can be leveraged by attackers with minimal resources and technical knowledge.
The operational impact of CVE-2021-2263 extends far beyond simple data theft, as it provides attackers with the capability to create, delete, or modify critical procurement data within the Oracle Sourcing environment. This level of access control bypass can result in supply chain disruption, financial loss, and compromise of sensitive business intelligence. Organizations utilizing affected Oracle E-Business Suite versions face potential unauthorized access to all data accessible through Oracle Sourcing, which may include confidential supplier contracts, pricing information, procurement requests, and strategic sourcing decisions. The vulnerability's potential to cause complete access to all accessible data represents a severe threat to business continuity and competitive advantage, particularly in industries where procurement intelligence directly impacts market positioning and operational efficiency.
From a cybersecurity framework perspective, this vulnerability aligns with CWE-284 (Improper Access Control) and represents a significant deviation from the principle of least privilege. The ATT&CK framework categorizes this vulnerability under privilege escalation techniques, specifically targeting the 'Exploit Public-Facing Application' tactic. Organizations should consider implementing network segmentation to limit access to Oracle Sourcing applications and ensure that only authorized personnel have access to these critical systems. The vulnerability also highlights the importance of timely patch management and continuous monitoring of enterprise applications, as the affected versions are no longer supported with current security updates. Mitigation strategies should include immediate implementation of Oracle's security patches, network access controls, and enhanced monitoring of HTTP traffic to detect potential exploitation attempts. Additionally, organizations should conduct thorough vulnerability assessments to identify any other potentially affected Oracle E-Business Suite components and ensure comprehensive security coverage across their procurement and sourcing processes.