CVE-2015-4925 in Database Server
Summary
by MITRE
Unspecified vulnerability in the Workspace Manager component in Oracle Database Server 11.2.0.4 allows remote authenticated users to affect confidentiality, integrity, and availability via unknown vectors.
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Analysis
by VulDB Data Team • 07/04/2022
The vulnerability identified as CVE-2015-4925 resides within Oracle Database Server's Workspace Manager component, representing a critical security flaw that affects version 11.2.0.4. This component is designed to manage database changes and maintain consistency across different workspace states, making it a crucial part of database administration and version control processes. The unspecified nature of the vulnerability vectors indicates that the exact technical mechanism remains undisclosed, which is common in zero-day vulnerabilities where the attack surface is not fully understood. The vulnerability impacts the fundamental security triad of confidentiality, integrity, and availability, suggesting a severe compromise that could enable attackers to manipulate sensitive data, modify database structures, or disrupt database operations. Such vulnerabilities in database components are particularly dangerous because databases typically contain vast amounts of sensitive information, including personal data, financial records, and business-critical information.
The technical flaw within the Workspace Manager component likely involves improper input validation, authentication bypass mechanisms, or insufficient access controls that allow authenticated users to exploit weaknesses in the component's processing logic. According to CWE classification, this vulnerability could be categorized under CWE-284 (Improper Access Control) or CWE-120 (Buffer Overflow) depending on the specific attack vector. The fact that remote authenticated users can exploit this vulnerability indicates that the attack does not require local system access, making it particularly dangerous for networked database environments. The Workspace Manager component typically handles complex database operations including version control, change management, and workspace synchronization, which makes it a prime target for attackers seeking to manipulate database contents or escalate privileges within the database environment. The unspecified nature of the vectors suggests that attackers may be able to leverage multiple attack paths, potentially including SQL injection, privilege escalation, or data manipulation techniques.
The operational impact of CVE-2015-4925 extends far beyond simple data compromise, as it affects the core integrity of database operations and can potentially lead to complete system compromise. Confidentiality breaches could result in unauthorized access to sensitive corporate data, personal information, or intellectual property stored within the database. Integrity violations might allow attackers to modify database contents, corrupt data, or manipulate business processes that depend on database accuracy. Availability impacts could manifest through denial-of-service attacks that disrupt database operations, making critical business applications unavailable to legitimate users. Organizations using Oracle Database Server version 11.2.0.4 are particularly vulnerable since this version was widely deployed in enterprise environments, and the vulnerability affects core database functionality. The attack surface is further expanded by the fact that Workspace Manager is commonly used in development and production environments, making it a frequent target for attackers seeking persistent access to database systems.
Mitigation strategies for CVE-2015-4925 must address both immediate protection and long-term security improvements. Organizations should prioritize applying Oracle's official security patches and updates as soon as they become available, which typically include fixes for the underlying vulnerability in the Workspace Manager component. Network segmentation and access control measures should be implemented to limit exposure of database systems to untrusted networks, following the principle of least privilege and implementing proper authentication mechanisms. Database monitoring and auditing should be enhanced to detect unusual activities or unauthorized access attempts that might indicate exploitation of this vulnerability. Security teams should also implement regular vulnerability assessments and penetration testing specifically targeting database components to identify similar weaknesses. According to ATT&CK framework, this vulnerability could be mapped to techniques such as T1078 (Valid Accounts) and T1499 (Endpoint Denial of Service) depending on the exploitation method, which helps security teams understand potential attack patterns and implement appropriate defensive measures. The vulnerability underscores the importance of maintaining up-to-date database security practices and highlights the need for comprehensive security awareness training for database administrators and security personnel to recognize and respond to such threats effectively.