CVE-2017-3522 in PeopleSoft Enterprise SCM eSupplier Connection
Summary
by MITRE
Vulnerability in the PeopleSoft Enterprise SCM eSupplier Connection component of Oracle PeopleSoft Products (subcomponent: Vendor). The supported version that is affected is 9.2. Easily "exploitable" vulnerability allows high privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise SCM eSupplier Connection. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all PeopleSoft Enterprise SCM eSupplier Connection accessible data as well as unauthorized access to critical data or complete access to all PeopleSoft Enterprise SCM eSupplier Connection accessible data. CVSS 3.0 Base Score 6.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N).
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Analysis
by VulDB Data Team • 12/19/2020
The CVE-2017-3522 vulnerability represents a critical security flaw within Oracle PeopleSoft Enterprise SCM eSupplier Connection component, specifically affecting version 9.2 of the software. This vulnerability resides in the Vendor subcomponent of the broader PeopleSoft ecosystem, which serves as a critical interface for supplier interactions and procurement processes. The vulnerability's classification as easily exploitable indicates that attackers with minimal technical expertise can leverage this weakness, making it particularly dangerous in enterprise environments where PeopleSoft systems handle sensitive procurement data and financial transactions. The attack vector requires only network access via HTTP, eliminating the need for physical access or complex reconnaissance phases that would typically be required for more sophisticated attacks.
The technical nature of this vulnerability stems from inadequate input validation and authentication mechanisms within the eSupplier Connection component. Attackers with high privileged access can exploit this weakness to execute unauthorized operations against the system's data stores, including creating, deleting, or modifying critical supplier information and procurement data. The vulnerability's impact extends beyond simple data manipulation to encompass complete data compromise, potentially allowing attackers to access all accessible data within the PeopleSoft Enterprise SCM eSupplier Connection environment. This represents a significant escalation from standard privilege escalation attacks, as it provides not just elevated access but complete control over the system's data integrity and confidentiality. The CVSS 3.0 score of 6.5 reflects the high severity of both confidentiality and integrity impacts, with the base score indicating a moderate to high risk level that requires immediate attention.
The operational impact of this vulnerability is substantial for organizations utilizing PeopleSoft Enterprise SCM eSupplier Connection, as it creates opportunities for data breaches, financial fraud, and supply chain disruption. Attackers could manipulate supplier records, alter procurement terms, or access confidential business information that could lead to significant financial losses and regulatory compliance issues. The vulnerability's ability to allow unauthorized access to critical data means that organizations may experience data exfiltration, where sensitive supplier information could be stolen and used for competitive advantage or malicious purposes. Additionally, the modification capabilities could result in procurement fraud, where attackers could alter supplier contracts or pricing information, leading to unauthorized purchases or financial losses. Organizations relying on PeopleSoft for procurement operations face potential disruptions to their supply chain management processes, as the integrity of supplier data becomes compromised.
Mitigation strategies for CVE-2017-3522 should prioritize immediate patch application from Oracle, as this represents the most effective defense against the vulnerability. Organizations should implement network segmentation to limit access to PeopleSoft systems, ensuring that only authorized personnel can reach the vulnerable components. Additional security measures include implementing robust input validation controls, enforcing strict access controls, and establishing comprehensive monitoring systems to detect unauthorized access attempts. The vulnerability aligns with CWE-20, which addresses improper input validation, and maps to ATT&CK technique T1078 for valid accounts and T1566 for spearphishing, highlighting the need for both technical and administrative controls. Organizations should also conduct thorough security assessments of their PeopleSoft environments, review access controls and authentication mechanisms, and implement multi-factor authentication for privileged accounts. Regular vulnerability scanning and penetration testing should be performed to identify similar weaknesses in the broader PeopleSoft ecosystem, as this vulnerability may indicate broader security gaps in the system's architecture. The incident should be documented in accordance with regulatory requirements, and incident response procedures should be activated to assess potential compromise and implement appropriate remediation measures.