CVE-2011-2322 in Database Server
Summary
by MITRE
Unspecified vulnerability in the Database Vault component in Oracle Database Server 11.1.0.7 allows remote authenticated users to affect integrity and availability, related to SYSDBA.
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Analysis
by VulDB Data Team • 11/24/2021
The vulnerability identified as CVE-2011-2322 resides within Oracle Database Server's Database Vault component version 11.1.0.7, representing a critical security flaw that impacts database integrity and availability. This unspecified vulnerability specifically targets authenticated remote users who possess SYSDBA privileges, creating a significant risk for database administrators and organizations relying on Oracle's security framework. The Database Vault component serves as a security enhancement module designed to protect database contents through fine-grained access controls and privilege management, making this weakness particularly concerning for enterprises that depend on robust database security measures.
The technical nature of this vulnerability stems from insufficient access controls within the Database Vault implementation, allowing authenticated users with SYSDBA privileges to potentially manipulate database integrity and availability aspects. This flaw operates at the privilege escalation level, where legitimate database administrators with elevated permissions can exploit the vulnerability to compromise database operations. The vulnerability's classification as unspecified suggests that Oracle did not provide detailed technical information about the precise mechanism by which the integrity and availability can be affected, though the implications remain severe for database security posture.
Operationally, this vulnerability creates substantial risk for organizations utilizing Oracle Database Server 11.1.0.7 with Database Vault enabled. Attackers who can authenticate to the database with SYSDBA credentials may exploit this weakness to disrupt database availability through various means including data corruption, unauthorized access to sensitive information, or denial of service conditions. The impact extends beyond simple data compromise as the vulnerability affects both data integrity and system availability, potentially leading to complete database service disruption. Organizations with multiple database administrators or those employing extensive privilege management may find this vulnerability particularly dangerous as it could enable attackers to escalate privileges or access restricted database components.
Mitigation strategies for CVE-2011-2322 should prioritize immediate patch application from Oracle as the primary remediation approach. Organizations should implement strict access control measures, limiting SYSDBA privileges to only essential personnel and employing the principle of least privilege. Database administrators should conduct comprehensive audits of existing SYSDBA accounts and review access logs for any suspicious activities. Network segmentation and additional monitoring controls should be implemented to detect unauthorized access attempts. The vulnerability aligns with CWE-284 Access Control Issues and may map to ATT&CK techniques involving privilege escalation and credential access, making it particularly relevant for organizations following standardized cybersecurity frameworks. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in database configurations and ensure comprehensive protection against such threats.