CVE-2020-14600 in PeopleSoft Enterprise PeopleTools
Summary
by MITRE
Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Portal). Supported versions that are affected are 8.56, 8.57 and 8.58. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N).
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Analysis
by VulDB Data Team • 11/02/2020
The CVE-2020-14600 vulnerability resides within Oracle PeopleSoft Enterprise PeopleTools, specifically in the Portal component affecting versions 8.56, 8.57, and 8.58. This represents a significant security weakness that exploits the web-based portal interface to allow unauthorized modifications to system data. The vulnerability operates through HTTP network connections without requiring authentication, making it particularly dangerous as it can be exploited by remote attackers without prior access credentials. The CVSS 3.1 scoring system rates this as a moderate severity issue with a base score of 4.3, primarily due to its integrity impact classification which indicates potential data modification capabilities. The vulnerability's exploitability requires human interaction from users other than the attacker, suggesting it likely involves social engineering or targeted user engagement elements.
The technical flaw manifests as an insufficient access control mechanism within the PeopleSoft Portal component that fails to properly validate user permissions before processing data modification requests. This weakness allows attackers to craft specific HTTP requests that bypass normal authentication and authorization checks, enabling them to perform unauthorized update, insert, or delete operations on sensitive data within the PeopleTools environment. The vulnerability's design flaw stems from inadequate input validation and privilege enforcement mechanisms, creating an attack surface where malicious actors can manipulate portal functionality to modify database records. The system's failure to properly authenticate or authorize data modification requests means that legitimate user sessions could be exploited or that attackers could directly manipulate the portal's data handling functions through carefully crafted HTTP communications.
Operational impact assessment reveals that successful exploitation of this vulnerability can result in unauthorized data manipulation within the PeopleSoft Enterprise PeopleTools environment, potentially compromising data integrity and consistency across the entire system. Organizations utilizing affected versions face risks of data corruption, unauthorized modifications to critical business processes, and potential disruption of normal operational workflows. The vulnerability's requirement for human interaction suggests it may involve targeted attacks where users are tricked into performing specific actions that trigger the exploit, though the underlying flaw itself allows for automated exploitation once initial access is achieved. This makes the vulnerability particularly concerning for organizations that rely heavily on PeopleSoft for mission-critical business operations, as unauthorized data modifications could have cascading effects throughout the enterprise resource planning system.
Mitigation strategies for CVE-2020-14600 should prioritize immediate patching of affected PeopleSoft versions to address the underlying access control weaknesses in the Portal component. Organizations should implement network-level controls including firewalls and access control lists to restrict HTTP access to PeopleTools portal interfaces, particularly limiting exposure to trusted networks only. Security monitoring should be enhanced to detect anomalous data modification patterns and unusual HTTP request behaviors that may indicate exploitation attempts. The implementation of additional authentication layers and session management controls can help reduce the attack surface, while regular security assessments should verify that proper access controls are maintained throughout the PeopleTools environment. According to CWE standards, this vulnerability aligns with CWE-285, which addresses insufficient authorization issues in software systems, and may also relate to CWE-352, concerning cross-site request forgery vulnerabilities that can enable unauthorized data modifications. Organizations should also consider implementing the ATT&CK framework's mitigation strategies for web application attacks, particularly focusing on preventing unauthorized data manipulation through proper access controls and input validation mechanisms to reduce the risk of exploitation.