CVE-2011-0854 in PeopleSoft Enterprise HRMS
Summary
by MITRE
Unspecified vulnerability in Oracle PeopleSoft Enterprise HRMS 9.1 Bundle #5 allows remote authenticated users to affect confidentiality and integrity via unknown vectors related to ePerformance.
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Analysis
by VulDB Data Team • 11/05/2021
The vulnerability identified as CVE-2011-0854 resides within Oracle PeopleSoft Enterprise HRMS version 9.1 running with Bundle #5, representing a critical security flaw that affects the ePerformance component of the human resources management system. This unspecified vulnerability creates a potential attack surface that remote authenticated users can exploit to compromise both the confidentiality and integrity of sensitive data within the enterprise environment. The ePerformance module, which typically handles employee performance evaluation processes, becomes a vector for unauthorized data manipulation and information disclosure.
The technical nature of this vulnerability stems from inadequate security controls within the ePerformance functionality, allowing authenticated attackers who already possess valid credentials to perform actions that should be restricted to authorized personnel only. This represents a privilege escalation or access control weakness that enables attackers to manipulate performance data, potentially altering employee evaluations, ratings, or related personnel information. The unspecified nature of the exact vector suggests that the vulnerability could manifest through multiple attack paths including but not limited to parameter manipulation, session hijacking, or direct data access methods that bypass normal authorization checks.
From an operational impact perspective, this vulnerability poses significant risks to enterprise security and compliance requirements. Organizations relying on PeopleSoft HRMS for managing sensitive employee data face potential exposure of confidential performance information, which could lead to competitive disadvantages, legal implications, and damage to employee relationships. The integrity compromise means that performance records could be falsified, potentially affecting promotion decisions, compensation adjustments, or termination processes. Additionally, the confidentiality breach could expose sensitive personal information about employees, violating privacy regulations and corporate data protection policies.
The attack surface for this vulnerability extends beyond simple data manipulation as it could enable attackers to gain deeper access to the underlying PeopleSoft infrastructure. This aligns with attack patterns documented in the mitre attack framework where initial access through seemingly minor vulnerabilities can lead to broader system compromise. Organizations should consider this vulnerability as part of a potential attack chain that could lead to privilege escalation or lateral movement within the enterprise network. The vulnerability also represents a weakness in the principle of least privilege enforcement within the PeopleSoft environment, where proper access controls are not adequately enforced for the ePerformance module.
Mitigation strategies should include immediate implementation of Oracle's security patches and updates for PeopleSoft Enterprise HRMS 9.1 Bundle #5, as well as comprehensive review and hardening of access controls for the ePerformance component. Organizations must conduct thorough security assessments of their PeopleSoft installations to identify similar vulnerabilities in other modules, particularly those handling sensitive employee data. Network segmentation and monitoring controls should be implemented to detect anomalous access patterns to performance evaluation systems. Additionally, regular security training for administrators and users should emphasize the importance of maintaining secure access practices and monitoring for unauthorized modifications to performance data. This vulnerability highlights the critical importance of maintaining up-to-date security configurations and implementing proper security monitoring for enterprise applications that handle sensitive personnel information, consistent with best practices outlined in cybersecurity frameworks such as those recommended by nist and iso 27001 standards.