CVE-2008-1815 in Database 10g
Summary
by MITRE
Unspecified vulnerability in the Change Data Capture component in Oracle Database 10.1.0.5, 10.2.0.3, and 11.1.0.6 has unknown impact and remote authenticated attack vectors related to DBMS_CDC_UTILITY, aka DB02. NOTE: the previous information was obtained from the April 2008 CPU. Oracle has not commented on reliable researcher claims that DB02 is for SQL injection in LOCK_CHANGE_SET.
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Analysis
by VulDB Data Team • 08/08/2019
The vulnerability identified as CVE-2008-1815 affects Oracle Database's Change Data Capture component, specifically within versions 10.1.0.5, 10.2.0.3, and 11.1.0.6. This represents a critical security flaw that falls under the category of unspecified vulnerability within Oracle's database management system. The Change Data Capture functionality is designed to track and capture changes to database tables, making it a crucial component for data synchronization and replication processes. The vulnerability is particularly concerning as it affects multiple versions of Oracle Database, indicating a widespread potential impact across various deployment environments.
The technical flaw manifests within the DBMS_CDC_UTILITY package, which is part of Oracle's Change Data Capture implementation. Researcher claims have indicated that this vulnerability enables SQL injection attacks through the LOCK_CHANGE_SET functionality, representing a significant security weakness in the database's privilege management and input validation mechanisms. This SQL injection vulnerability allows authenticated attackers to manipulate database operations through crafted input parameters, potentially leading to unauthorized data access, modification, or deletion. The vulnerability's classification as remote authenticated indicates that an attacker with valid database credentials can exploit this weakness from remote locations, making it particularly dangerous in networked environments where database access is granted to multiple users.
The operational impact of this vulnerability extends beyond simple data compromise, as it can lead to complete database system subversion. Attackers exploiting this vulnerability could potentially escalate privileges, access sensitive data, or disrupt database operations through SQL injection techniques. The fact that this affects the Change Data Capture component means that attackers could manipulate change tracking mechanisms, potentially leading to data integrity issues or bypassing security controls designed to monitor data modifications. This vulnerability represents a significant threat to database security, particularly in environments where Oracle Database serves as a central data repository for critical business information, as it undermines the fundamental trust model of database access controls.
Mitigation strategies for CVE-2008-1815 should focus on immediate patch application from Oracle, as this addresses the root cause of the SQL injection vulnerability in the DBMS_CDC_UTILITY package. Organizations should also implement network segmentation to limit access to database systems, enforce strict access controls, and regularly audit database user permissions to minimize the impact of potential exploitation. Additionally, database administrators should disable unnecessary Change Data Capture functionality when not required and monitor database logs for suspicious activity. This vulnerability aligns with CWE-89, which addresses SQL injection flaws, and represents a significant concern for the ATT&CK framework's privilege escalation and defense evasion techniques. Organizations should also consider implementing database activity monitoring solutions to detect potential exploitation attempts and maintain comprehensive backup and recovery procedures to mitigate potential data loss scenarios.