CVE-2006-1866 in Database Server
Summary
by MITRE
Multiple unspecified vulnerabilities in Oracle Database Server 8.1.7.4, 9.0.1.5, 9.2.0.7, 10.1.0.5, and other versions have unknown impact and attack vectors in the (1) Advanced Replication component, as identified by Vuln# DB01, and (2) Oracle Spatial component, as identified by Vuln# DB10. NOTE: details are unavailable from Oracle, but as of 20060421, they have not publicly disputed a claim by a reliable independent researcher that states that DB01 is an unknown issue in the DBMS_REPUTIL package, and DB10 is SQL injection in the INSERT_CATALOG, UPDATE_CATALOG, and DELETE_CATALOG functions of the SDO_CATALOG package.
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Analysis
by VulDB Data Team • 01/20/2025
The vulnerability identified as CVE-2006-1866 represents a critical security weakness in Oracle Database Server versions spanning multiple release lines including 8.1.7.4, 9.0.1.5, 9.2.0.7, and 10.1.0.5. This vulnerability encompasses two distinct attack surfaces within Oracle's database architecture, specifically targeting the Advanced Replication component and the Oracle Spatial component. The lack of detailed information from Oracle at the time of reporting created significant uncertainty for security professionals attempting to assess risk and implement appropriate countermeasures. These vulnerabilities were classified as unspecified but were later confirmed by independent researchers to affect core database functionality through package-based attack vectors that could potentially allow unauthorized access or data manipulation.
The first vulnerability categorized as DB01 specifically targets the DBMS_REPUTIL package within Oracle's Advanced Replication functionality, which serves as a critical component for database replication management and synchronization across distributed database environments. This package typically handles metadata management and replication coordination processes that are essential for maintaining data consistency across multiple database instances. The unspecified nature of this vulnerability suggests a fundamental flaw in the package's implementation that could potentially allow privilege escalation or unauthorized access to replication management functions. From a cybersecurity perspective, this type of vulnerability falls under the CWE-264 category of permissions, privileges, and access controls, where the flaw enables unauthorized users to gain elevated privileges within the database replication framework.
The second vulnerability identified as DB10 affects the Oracle Spatial component through SQL injection vulnerabilities present in the INSERT_CATALOG, UPDATE_CATALOG, and DELETE_CATALOG functions of the SDO_CATALOG package. These functions are integral to managing spatial data catalog information within Oracle's spatial database capabilities, which are commonly used for geographic information systems and location-based services. The SQL injection vulnerability represents a classic weakness in database application design where user input is not properly sanitized before being incorporated into database queries. This particular flaw aligns with CWE-89 categories of SQL injection attacks and demonstrates how spatial database functions can become attack vectors for data manipulation or unauthorized access to spatial metadata. The impact of such vulnerabilities in spatial database components is particularly concerning given the sensitive nature of geographic and location-based data often stored in these systems.
The operational impact of these vulnerabilities extends beyond simple data access issues and could potentially allow attackers to compromise entire database environments through privilege escalation or data manipulation attacks. The Advanced Replication component vulnerabilities could enable attackers to disrupt data synchronization processes, potentially causing data inconsistencies across replicated database instances or even allowing unauthorized users to gain administrative privileges within the replication framework. The spatial component vulnerabilities pose additional risks as attackers could manipulate catalog entries to corrupt spatial data structures or gain access to sensitive geographic information. These vulnerabilities are particularly dangerous in enterprise environments where Oracle databases often contain critical business data, customer information, and operational details that require robust security controls.
Security professionals addressing these vulnerabilities should implement comprehensive mitigation strategies that include immediate patching of affected Oracle Database versions, implementation of network segmentation to limit access to database components, and thorough monitoring of database activities for suspicious patterns. The ATT&CK framework categorizes these vulnerabilities under the T1078 credential access and T1046 network service scanning techniques, as attackers would likely attempt to exploit these weaknesses to gain unauthorized database access. Organizations should also consider implementing database activity monitoring solutions that can detect anomalous SQL injection patterns or unauthorized replication management activities. Additionally, privilege management should be reviewed to ensure that database users have only necessary permissions, particularly for spatial catalog functions and replication management packages, as these are the primary attack vectors identified in the vulnerability assessment.
The broader implications of CVE-2006-1866 highlight the complexity of database security management and the importance of maintaining current security patches across all database components. These vulnerabilities demonstrate how seemingly specialized database functions like replication and spatial data management can contain critical security flaws that affect overall database security posture. The lack of detailed information from Oracle at the time of discovery underscores the importance of independent security research and vulnerability disclosure processes in identifying and addressing database security weaknesses. Organizations should establish robust database security monitoring programs that can detect vulnerabilities in specialized database components and ensure that security assessments include comprehensive coverage of all database packages and functions, particularly those related to replication, spatial data handling, and administrative operations.