CVE-2019-2700 in PeopleSoft Enterprise ELM
Summary
by MITRE
Vulnerability in the PeopleSoft Enterprise ELM component of Oracle PeopleSoft Products (subcomponent: Enterprise Learning Mgmt). The supported version that is affected is 9.2. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise ELM. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of PeopleSoft Enterprise ELM accessible data. CVSS 3.0 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).
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Analysis
by VulDB Data Team • 09/03/2023
The vulnerability identified as CVE-2019-2700 resides within the PeopleSoft Enterprise ELM component of Oracle PeopleSoft Products, specifically within the Enterprise Learning Management subcomponent. This flaw affects version 9.2 of the software and represents a significant security weakness that can be exploited by attackers with minimal privileges and network access. The vulnerability falls under the category of insufficient authorization checks, which is classified as CWE-284 according to the Common Weakness Enumeration catalog. The attack vector is accessible via HTTP protocol, making it particularly dangerous as it can be exploited from remote locations without requiring physical access to the system.
The technical nature of this vulnerability stems from inadequate access control mechanisms within the Enterprise Learning Management functionality. An attacker with low privileges and network connectivity can exploit this weakness to perform unauthorized operations on the system. The vulnerability specifically enables unauthorized update, insert, or delete access to data within the PeopleSoft Enterprise ELM component, which constitutes a direct violation of data integrity principles. The CVSS 3.0 scoring system rates this vulnerability with a base score of 4.3, indicating a moderate severity level with integrity impacts. The vector notation CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N reveals that the attack requires network access with low complexity, only low privilege requirements, no user interaction, and results in limited integrity impact without confidentiality or availability compromise.
From an operational perspective, this vulnerability presents substantial risks to organizations utilizing Oracle PeopleSoft Enterprise ELM for learning management. The ability to perform unauthorized data modifications can lead to corruption of learning records, course materials, or user progress tracking information. Attackers could potentially manipulate training data, alter completion statuses, or modify learning paths, which would severely impact the integrity of the educational management system. The vulnerability's classification under the ATT&CK framework would likely fall under the T1078 technique for Valid Accounts, as exploitation requires only low privilege access, and T1566 for Phishing, as the attack may be initiated through web-based exploitation. Organizations relying on this system for critical learning and development programs face potential disruption to their training operations and data reliability.
Organizations should implement immediate mitigations to address this vulnerability, including applying the relevant Oracle security patches and updates as soon as they become available. Network segmentation and access controls should be strengthened to limit unnecessary HTTP access to the affected components. Implementing proper monitoring and logging mechanisms can help detect unauthorized access attempts and data modification activities. The security posture should be enhanced through regular vulnerability assessments and penetration testing to identify similar authorization flaws within the broader PeopleSoft environment. Additionally, organizations should review and enforce the principle of least privilege, ensuring that users only have access to the specific functions and data required for their roles. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection against exploitation attempts targeting this specific vulnerability.