CVE-2011-3527 in PeopleSoft Enterprise HRMS
Summary
by MITRE
Unspecified vulnerability in the PeopleSoft Enterprise HRMS component in Oracle PeopleSoft Products 9.1 allows remote authenticated users to affect confidentiality and integrity via unknown vectors related to Candidate Gateway.
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Analysis
by VulDB Data Team • 05/08/2017
The vulnerability identified as CVE-2011-3527 resides within the PeopleSoft Enterprise HRMS component of Oracle PeopleSoft Products version 9.1, representing a critical security weakness that affects organizations relying on this enterprise resource planning system. This unspecified flaw specifically impacts the Candidate Gateway functionality, which serves as a crucial interface for managing candidate information within the human resources management system. The vulnerability's classification as remote authenticated indicates that an attacker must first establish valid credentials to exploit the weakness, though this requirement does not significantly diminish the threat level given the potential for insider threats or credential compromise. The affected component operates within the broader PeopleSoft ecosystem, which is widely deployed across enterprise environments for managing complex human resources workflows including recruitment, employee management, and payroll processing.
The technical nature of this vulnerability manifests through unknown vectors related to the Candidate Gateway functionality, suggesting a fundamental flaw in how the system handles authentication, authorization, or data processing within this specific module. Such unspecified vectors typically indicate either a buffer overflow, injection vulnerability, or improper access control mechanism that allows unauthorized modification or disclosure of sensitive information. The Candidate Gateway likely serves as an interface for external candidate submissions or internal HR personnel to interact with candidate records, making it a prime target for exploitation. The vulnerability's impact spans both confidentiality and integrity domains, meaning that attackers could potentially access sensitive candidate data including personal identification information, employment history, and other protected personnel details while simultaneously being able to modify or corrupt this data. This dual impact significantly amplifies the potential damage to organizations, particularly those in regulated industries where data protection compliance is mandatory.
The operational impact of CVE-2011-3527 extends beyond immediate data compromise to encompass broader business continuity and regulatory compliance concerns. Organizations utilizing PeopleSoft HRMS may face substantial risks including unauthorized access to sensitive personnel information, potential data manipulation that could affect payroll processing, recruitment decisions, and employee records management. The vulnerability's presence in the Candidate Gateway specifically suggests that organizations may be at risk during recruitment processes, where candidate information could be accessed or modified by unauthorized parties. This threat is particularly concerning given that the system operates within enterprise environments where data integrity and confidentiality are paramount. The potential for data exfiltration could lead to competitive disadvantages, regulatory fines, and reputational damage, while data corruption might disrupt critical HR processes and employee management workflows.
Mitigation strategies for CVE-2011-3527 should prioritize immediate patching through Oracle's security updates and advisories, as this vulnerability represents a known weakness that requires vendor-provided remediation. Organizations must implement strict access controls and monitoring around the Candidate Gateway functionality, including regular audit trails and privilege reviews to minimize the risk of unauthorized access. Network segmentation and least privilege principles should be enforced to limit potential exploitation paths, while security teams should conduct comprehensive vulnerability assessments to identify any additional weaknesses in the PeopleSoft deployment. The vulnerability's classification under CWE categories related to access control and information disclosure highlights the need for robust security controls including proper authentication mechanisms, input validation, and secure coding practices. Organizations should also consider implementing intrusion detection systems to monitor for anomalous access patterns related to the HRMS component, particularly during recruitment periods when Candidate Gateway activity is highest. The ATT&CK framework would classify this vulnerability under techniques related to privilege escalation and data exposure, emphasizing the need for comprehensive defensive measures including user behavior analytics and security orchestration. Regular security assessments and penetration testing should be conducted to ensure that the implemented controls remain effective against evolving threat landscapes.