CVE-2010-4423 in Database Server
Summary
by MITRE
Unspecified vulnerability in the Cluster Verify Utility component in Oracle Database Server 10.2.0.4, 10.2.0.5, 11.1.0.7, and 11.2.0.1, when running on Windows, allows local users to affect confidentiality, integrity, and availability via unknown vectors.
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Analysis
by VulDB Data Team • 10/12/2021
The vulnerability identified as CVE-2010-4423 resides within the Cluster Verify Utility component of Oracle Database Server versions 10.2.0.4, 10.2.0.5, 11.1.0.7, and 11.2.0.1 when operating on Windows platforms. This unspecified weakness represents a critical security flaw that affects the core database infrastructure, particularly in clustered environments where high availability and fault tolerance are paramount. The Cluster Verify Utility serves as a diagnostic and verification tool for Oracle RAC (Real Application Clusters) configurations, making it a crucial component for database administrators to maintain system integrity and operational continuity.
The technical nature of this vulnerability stems from insufficient security controls within the Cluster Verify Utility component, which operates with elevated privileges in Windows environments. While the exact vector remains unspecified in the original CVE description, the vulnerability's classification as affecting confidentiality, integrity, and availability indicates a severe weakness that could enable local attackers to exploit the system through various means. The unspecified nature suggests that the vulnerability may involve multiple attack surfaces or could be a complex flaw that requires specific conditions to be exploited successfully. Given that this affects Oracle Database Server components running on Windows, the attack surface includes potential privilege escalation, data manipulation, and denial of service scenarios.
The operational impact of CVE-2010-4423 extends significantly beyond typical database vulnerabilities due to the critical role of cluster verification utilities in enterprise environments. Local users with access to the system could potentially compromise the entire database cluster configuration, leading to unauthorized data access, modification of critical system parameters, or disruption of database services. The vulnerability's presence in multiple Oracle Database Server versions indicates a widespread issue that would require coordinated patching efforts across organizations utilizing these specific database releases. The Windows-specific nature of the vulnerability suggests that the underlying operating system integration may introduce additional attack vectors that are not present in other platform configurations.
Security professionals should note that this vulnerability aligns with common weakness patterns documented in CWE classifications related to insufficient privilege management and inadequate input validation. The ATT&CK framework would categorize this vulnerability under privilege escalation and defense evasion techniques, as local attackers could leverage the Cluster Verify Utility to gain elevated system access. Organizations should implement comprehensive monitoring of cluster verification activities and establish strict access controls for database utility components. The remediation approach would involve applying Oracle's security patches and updates specifically designed to address this vulnerability, along with conducting thorough security assessments of database cluster configurations to identify any potential exploitation attempts. Additionally, system hardening practices should include disabling unnecessary database utility components and implementing network segmentation to limit local access to database servers.