CVE-2011-0856 in PeopleSoft Enterprise
Summary
by MITRE
Unspecified vulnerability in Oracle PeopleSoft Enterprise 8.49 GA through 8.49.30, 8.50 GA through 8.50.17, and 8.51 GA through 8.51.07 allows remote authenticated users to affect confidentiality via unknown vectors.
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Analysis
by VulDB Data Team • 11/05/2021
The vulnerability identified as CVE-2011-0856 represents a significant security weakness within Oracle PeopleSoft Enterprise software versions spanning multiple release branches including 8.49 GA through 8.49.30, 8.50 GA through 8.50.17, and 8.51 GA through 8.51.07. This unspecified vulnerability falls under the category of information disclosure flaws that can be exploited by remote authenticated attackers. The affected system components typically handle sensitive business data including financial records, employee information, and operational metrics within enterprise environments. The vulnerability's classification as unspecified indicates that the exact technical mechanism remains undisclosed, which is common in early vulnerability reports where full details may not have been publicly available or verified. Organizations utilizing these PeopleSoft versions face potential exposure to data breaches and unauthorized information access that could compromise business operations and regulatory compliance. The vulnerability's remote exploitation capability means attackers do not require physical access to the system and can potentially target the software from external networks, making it particularly concerning for enterprise security postures.
The technical nature of this vulnerability aligns with CWE-200, which describes weaknesses that can lead to information exposure, and may also relate to CWE-284, addressing improper access control mechanisms. The attack vector typically involves authenticated users leveraging legitimate access privileges to exploit the unspecified flaw, potentially through manipulation of application parameters or session handling mechanisms. This type of vulnerability often stems from inadequate input validation, insufficient access controls, or flawed data handling procedures within the PeopleSoft application framework. The unspecified nature suggests that the underlying technical flaw could involve multiple potential attack surfaces including web application interfaces, database interactions, or middleware communications. Security researchers and penetration testers would typically analyze the affected software components to identify the specific pathway through which confidentiality is compromised, often requiring detailed analysis of the application's source code, network traffic, or API endpoints.
The operational impact of CVE-2011-0856 extends beyond immediate data exposure to encompass broader business continuity and regulatory compliance risks. Organizations relying on PeopleSoft Enterprise for critical business processes face potential disruption to their operations if sensitive data becomes accessible to unauthorized parties. The confidentiality breach could lead to financial losses, legal consequences, and damage to organizational reputation, particularly in industries subject to strict data protection regulations such as healthcare, finance, or government sectors. The vulnerability affects the core integrity of enterprise data management systems, potentially exposing proprietary business information, personal employee data, and financial records. Attackers could exploit this weakness to gain insights into business strategies, employee details, or financial operations, creating opportunities for competitive advantage theft or targeted attacks. The remote nature of the vulnerability means that attackers could potentially exploit it from anywhere on the internet, making traditional network perimeter defenses insufficient for protection.
Mitigation strategies for CVE-2011-0856 should prioritize immediate software updates and patches provided by Oracle to address the unspecified vulnerability. Organizations must conduct comprehensive vulnerability assessments to identify systems running affected PeopleSoft versions and implement network segmentation to limit access to critical applications. Access control measures should be strengthened through role-based permissions, multi-factor authentication, and regular security audits to reduce the attack surface. Security monitoring should include network traffic analysis and log review to detect potential exploitation attempts. The implementation of web application firewalls and intrusion detection systems can help identify and block malicious activities targeting the vulnerable components. Additionally, organizations should establish incident response procedures specifically addressing information disclosure vulnerabilities and ensure regular security training for personnel who interact with PeopleSoft applications. Compliance with industry standards such as those outlined in the NIST Cybersecurity Framework and ISO 27001 should guide the overall security posture, while regular vulnerability scanning and penetration testing can help identify similar weaknesses in the broader enterprise environment. The remediation process must also consider the potential impact of patch deployment on existing business operations and include thorough testing in controlled environments before production implementation.