CVE-2019-2858 in Identity Manager
Summary
by MITRE
Vulnerability in the Oracle Identity Manager component of Oracle Fusion Middleware (subcomponent: Advanced Console). Supported versions that are affected are 11.1.2.3.0 and 12.2.1.3.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Identity Manager. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Identity Manager 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 • 07/06/2020
The vulnerability identified as CVE-2019-2858 resides within Oracle Identity Manager's Advanced Console subcomponent of Oracle Fusion Middleware, representing a significant security weakness that affects specifically version 11.1.2.3.0 and 12.2.1.3.0. This flaw operates at the application layer and manifests as an insufficient authorization mechanism that permits unauthorized modifications to critical identity management data. The vulnerability's classification as easily exploitable indicates that attackers with minimal privileges and network access can leverage this weakness to execute malicious operations against the system.
The technical nature of this vulnerability stems from inadequate access controls within the Advanced Console interface, which fails to properly validate user permissions before allowing data modification operations. This weakness enables an attacker with low privilege access to potentially manipulate sensitive identity information through HTTP network connections, bypassing expected authorization checks. The vulnerability operates under the Common Weakness Enumeration framework as a weakness related to insufficient authorization, specifically categorized under CWE-285 which addresses improper authorization scenarios in software applications. The CVSS 3.0 scoring system assigns a base score of 4.3, reflecting the integrity impact of this vulnerability while noting the relatively low complexity required for exploitation.
Operationally, this vulnerability presents a substantial risk to organizations relying on Oracle Identity Manager for identity governance and administration. Attackers who successfully exploit this weakness can achieve unauthorized update, insert, or delete operations against data accessible through the affected Oracle Identity Manager components, potentially compromising the integrity of user accounts, access rights, and identity provisioning processes. The attack vector requires only network access via HTTP, making it particularly dangerous as it can be exploited from external networks without requiring physical access or elevated privileges. The security implications extend beyond simple data modification, as compromised identity management systems can lead to broader access control breaches and potential lateral movement within enterprise environments.
Organizations should implement immediate mitigations including applying the relevant Oracle Critical Patch Updates that address this vulnerability, restricting network access to the affected Oracle Identity Manager components, and implementing network segmentation to limit exposure. Additionally, organizations should conduct thorough access control reviews and ensure that the principle of least privilege is enforced across all Oracle Identity Manager interfaces. The ATT&CK framework categorizes this vulnerability under the privilege escalation and credential access domains, where adversaries can leverage such weaknesses to gain unauthorized system access. Network monitoring should be enhanced to detect suspicious HTTP traffic patterns targeting the Advanced Console interface, and regular security assessments should validate that proper authorization controls are functioning as intended. The vulnerability's impact on integrity makes it particularly concerning for compliance requirements and audit trails that depend on accurate identity management data.