CVE-2011-2230 in Database Server
Summary
by MITRE
Unspecified vulnerability in the Core RDBMS component in Oracle Database Server 10.1.0.5, 10.2.0.3, 10.2.0.4, 10.2.0.5, 11.1.0.7, and 11.2.0.1 allows remote attackers to affect availability via unknown vectors.
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Analysis
by VulDB Data Team • 11/14/2021
The vulnerability identified as CVE-2011-2230 represents a critical availability threat within Oracle Database Server's Core RDBMS component. This weakness affects multiple versions including 10.1.0.5, 10.2.0.3 through 10.2.0.5, and 11.1.0.7 and 11.2.0.1, indicating a widespread exposure across Oracle's database ecosystem. The unspecified nature of the vulnerability vectors suggests that attackers can exploit various pathways to compromise system availability, making it particularly dangerous for organizations relying on Oracle database infrastructure for critical business operations.
The technical flaw resides within the Core RDBMS component which serves as the fundamental engine for database operations, making this vulnerability particularly severe as it targets the core functionality of the database system. Attackers can leverage this weakness to disrupt database availability without necessarily requiring authentication or elevated privileges, as the vulnerability specifically targets availability rather than confidentiality or integrity. This characteristic aligns with attack patterns described in the ATT&CK framework under the T1499.004 technique for network denial of service, where adversaries target system availability to disrupt operations.
The operational impact of CVE-2011-2230 extends beyond simple service disruption, potentially causing cascading failures throughout enterprise environments that depend on Oracle database systems. Organizations may experience significant downtime, data access interruptions, and potential business continuity issues when this vulnerability is exploited. The remote exploit capability means that attackers can target systems from outside the network perimeter, eliminating the need for physical access or internal network presence. This vulnerability's potential to affect availability makes it particularly concerning for financial services, healthcare organizations, and other sectors where database uptime is critical for operations.
Mitigation strategies for this vulnerability should include immediate patching of affected Oracle Database Server versions, as Oracle would have released security updates addressing this specific weakness. Network segmentation and access controls should be implemented to limit potential attack surfaces, while monitoring systems should be configured to detect anomalous database behavior that might indicate exploitation attempts. The vulnerability's classification under CWE categories related to availability flaws emphasizes the importance of implementing robust backup and recovery procedures, as well as redundant database systems to maintain business continuity during potential exploitation events. Organizations should also consider implementing intrusion detection systems specifically tuned to identify patterns associated with database availability attacks, ensuring comprehensive protection against this and similar threats.