CVE-2013-3833 in Access Manager
Summary
by MITRE
Unspecified vulnerability in the Oracle Access Manager component in Oracle Fusion Middleware 11.1.1.5.0 and 11.1.2.0.0 allows remote attackers to affect integrity via unknown vectors related to Authentication Engine.
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Analysis
by VulDB Data Team • 05/26/2021
The vulnerability identified as CVE-2013-3833 resides within Oracle Access Manager component of Oracle Fusion Middleware, specifically affecting versions 11.1.1.5.0 and 11.1.2.0.0. This represents a critical security flaw that falls under the category of integrity-related vulnerabilities, where remote attackers can potentially compromise the system's data integrity through unspecified attack vectors. The Oracle Access Manager serves as a crucial identity and access management solution that controls authentication and authorization processes for enterprise applications, making this vulnerability particularly concerning for organizations relying on Oracle's middleware stack. The unspecified nature of the attack vectors suggests that the exact technical mechanisms remain undisclosed, but the impact on the Authentication Engine component indicates fundamental weaknesses in how the system handles user authentication and session management.
The technical flaw manifests within the Authentication Engine subsystem of Oracle Access Manager, which is responsible for validating user credentials and maintaining secure authentication sessions. This vulnerability enables remote attackers to manipulate or corrupt authentication processes without requiring local system access or elevated privileges. The attack vectors likely involve exploitation of input validation weaknesses, session management flaws, or authentication protocol implementation issues that allow malicious actors to bypass normal authentication procedures. Such vulnerabilities typically arise from inadequate sanitization of user inputs, improper session handling mechanisms, or flawed cryptographic implementations within the authentication framework. The Authentication Engine's role in maintaining secure user access makes this vulnerability particularly dangerous as it could potentially allow unauthorized users to gain access to protected resources or manipulate authentication data.
From an operational perspective, the impact of CVE-2013-3833 extends beyond simple data integrity concerns to encompass potential unauthorized access to sensitive enterprise resources. Organizations utilizing affected Oracle Fusion Middleware versions face significant risks including data breaches, privilege escalation attacks, and potential system compromise. The remote nature of the attack vector means that threat actors can exploit this vulnerability from external networks without requiring physical access to the target systems. This vulnerability directly impacts the confidentiality, integrity, and availability of enterprise applications that rely on Oracle Access Manager for authentication services. Security professionals must consider that successful exploitation could lead to complete system compromise, especially when combined with other vulnerabilities or when the affected systems handle critical business data or sensitive user information.
Organizations should implement immediate mitigations including applying Oracle's security patches and updates released for this vulnerability, which typically address the underlying authentication engine flaws. Network segmentation and firewall rules should be configured to limit access to Oracle Access Manager components, particularly restricting external exposure of these systems. Regular security assessments and vulnerability scanning should be conducted to identify potential exploitation attempts. The vulnerability aligns with CWE-284 (Improper Access Control) and CWE-311 (Missing Encryption of Sensitive Data) categories, indicating both access control weaknesses and potential encryption deficiencies in the authentication process. From an ATT&CK framework perspective, this vulnerability maps to techniques involving privilege escalation and credential access, potentially enabling adversaries to move laterally within networks and establish persistent access. Organizations should also consider implementing additional monitoring and logging mechanisms around authentication events to detect potential exploitation attempts and maintain audit trails for forensic analysis.