CVE-2008-0342 in Database Server
Summary
by MITRE
Unspecified vulnerability in the Upgrade/Downgrade component in Oracle Database 9.2.0.8, 10.1.0.5, and 10.2.0.3 has unknown impact and remote attack vectors, aka DB05.
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Analysis
by VulDB Data Team • 04/26/2025
The vulnerability identified as CVE-2008-0342 represents a security flaw within Oracle Database's Upgrade/Downgrade component affecting versions 9.2.0.8, 10.1.0.5, and 10.2.0.3. This issue falls under the broader category of database security vulnerabilities that can potentially compromise the integrity and availability of critical enterprise data systems. The unspecified nature of the vulnerability's impact and attack vectors creates significant uncertainty for security professionals tasked with assessing risk and implementing appropriate controls. The designation "DB05" suggests this vulnerability was classified within Oracle's internal vulnerability tracking system, indicating its severity and potential impact on database operations and security posture.
The technical flaw resides within the Upgrade/Downgrade functionality of Oracle Database, which typically handles version transitions and compatibility management between different database releases. This component is crucial for maintaining database consistency during maintenance operations and system upgrades. The vulnerability likely stems from improper input validation, insufficient access controls, or flawed authentication mechanisms within the upgrade/downgrade process. Such flaws can enable malicious actors to exploit the database during version transition operations, potentially gaining unauthorized access to sensitive data or disrupting database operations. The unspecified nature of the vulnerability's technical implementation suggests that the exact code-level weakness remains undisclosed, which is common for vulnerabilities that have not been fully detailed in public security advisories.
The operational impact of this vulnerability extends beyond simple data compromise to potentially affect database availability and integrity. Attackers exploiting this vulnerability could manipulate database upgrade processes to gain unauthorized access to database resources, potentially leading to data exfiltration, system disruption, or privilege escalation. The remote attack vectors imply that adversaries could exploit this weakness without requiring physical access to the database server, making the vulnerability particularly dangerous in networked environments. Organizations running affected Oracle Database versions face significant risk during upgrade operations, as these processes become potential attack surfaces for malicious actors. The vulnerability's impact on database operations could result in service interruptions, data corruption, or unauthorized access to sensitive enterprise information.
Mitigation strategies for CVE-2008-0342 should prioritize immediate patching of affected Oracle Database installations to the latest security patches provided by Oracle. Organizations must implement network segmentation and access controls to limit exposure of database systems to untrusted networks. The principle of least privilege should be enforced for database accounts, particularly those involved in upgrade and maintenance operations. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in database configurations and access controls. Additionally, monitoring systems should be implemented to detect unusual database activity patterns that might indicate exploitation attempts. This vulnerability aligns with CWE-284 (Improper Access Control) and may relate to ATT&CK techniques involving privilege escalation and credential access through database exploitation. Organizations should also consider implementing database activity monitoring solutions and maintaining detailed audit logs to detect potential exploitation attempts during upgrade operations. The remediation process should include thorough testing of patches in non-production environments before deployment to ensure system stability and prevent operational disruptions during the upgrade process.