CVE-2009-1019 in Database Server
Summary
by MITRE
Unspecified vulnerability in the Network Authentication component in Oracle Database 9.2.0.8, 9.2.0.8DV, 10.1.0.5, 10.2.0.4, and 11.1.0.7 allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors.
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Analysis
by VulDB Data Team • 01/12/2025
The vulnerability identified as CVE-2009-1019 resides within Oracle Database's Network Authentication component, affecting multiple versions including 9.2.0.8, 9.2.0.8DV, 10.1.0.5, 10.2.0.4, and 11.1.0.7. This represents a critical security flaw that operates at the network authentication layer, potentially compromising the fundamental security tenets of confidentiality, integrity, and availability. The unspecified nature of the vulnerability vectors indicates that the exact attack mechanisms remain undisclosed, which is typical for zero-day vulnerabilities or those with limited public disclosure. Such vulnerabilities in database network authentication components are particularly dangerous as they can provide attackers with unauthorized access to sensitive data and system resources. The affected versions span across Oracle Database 9i and 10g releases, indicating a broad impact across multiple generations of database software that organizations may still be using in production environments.
The technical flaw within Oracle Database's Network Authentication component likely involves weaknesses in how the system handles authentication requests, session management, or network communication protocols. This type of vulnerability typically stems from inadequate input validation, improper access controls, or flawed cryptographic implementations within the authentication framework. The unspecified attack vectors suggest that the vulnerability could be exploited through various means including but not limited to man-in-the-middle attacks, credential manipulation, or network protocol exploitation. The vulnerability's impact extends beyond simple data access as it affects all three core security principles, meaning attackers could potentially read confidential data, modify system integrity, or disrupt availability through denial-of-service attacks. This comprehensive impact makes the vulnerability particularly dangerous as it provides attackers with multiple attack surfaces to compromise the database system.
The operational impact of CVE-2009-1019 is severe for organizations relying on affected Oracle Database versions, as it creates potential pathways for unauthorized data access and system compromise. Organizations may experience data breaches, unauthorized modifications to database content, or service disruptions that can result in significant financial and reputational damage. The vulnerability's presence in multiple versions indicates that legacy systems may be particularly at risk, as these older releases often lack modern security features and may not receive timely patches. The unspecified nature of the attack vectors means that organizations cannot easily determine their exposure or implement specific defensive measures, making this vulnerability particularly challenging to manage. Database administrators face increased operational complexity in identifying and mitigating this threat, as traditional network monitoring and intrusion detection systems may not readily identify the specific attack patterns associated with this vulnerability.
Organizations should implement immediate mitigation strategies including applying Oracle's security patches and updates as soon as they become available, which aligns with the principle of maintaining up-to-date security controls. Network segmentation and access control measures should be strengthened to limit potential attack surfaces and reduce the impact of successful exploitation attempts. The vulnerability's classification under the broader category of authentication flaws relates to CWE-287 which addresses improper authentication issues, and may also connect to ATT&CK techniques involving credential access and privilege escalation. Regular security assessments and vulnerability scanning should be conducted to identify systems running affected Oracle Database versions, while monitoring for unusual network activity or authentication failures can help detect potential exploitation attempts. Additionally, implementing network-based intrusion detection systems with signatures specific to Oracle Database vulnerabilities can provide early warning capabilities for potential attacks targeting this specific weakness. Organizations should also consider implementing database activity monitoring solutions that can detect anomalous authentication patterns or unauthorized access attempts that may indicate exploitation of this vulnerability.