CVE-2009-1985 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, and 10.2.0.4 allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors.
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Analysis
by VulDB Data Team • 03/20/2025
The vulnerability identified as CVE-2009-1985 resides within Oracle Database's Network Authentication component, affecting versions 9.2.0.8, 9.2.0.8DV, 10.1.0.5, and 10.2.0.4. This represents a critical security flaw that undermines the fundamental security assurances typically provided by database authentication mechanisms. The unspecified nature of the vulnerability vectors makes it particularly concerning as it could potentially encompass multiple attack surfaces within the authentication framework. The affected component operates as a crucial element in database security architecture, managing user authentication and authorization processes that are essential for maintaining data integrity and access control. The vulnerability's presence in multiple versions indicates a widespread issue that would require comprehensive patching across affected Oracle Database installations.
The technical flaw manifests within the Network Authentication component's handling of authentication requests and session management processes. While specific implementation details remain undisclosed in the CVE description, the vulnerability's classification suggests a weakness in how authentication credentials are processed, validated, or transmitted between database clients and the server. This could potentially involve buffer overflows, improper input validation, or flawed cryptographic implementations within the authentication protocols. The unspecified vectors indicate that attackers might exploit various aspects of the authentication mechanism, including but not limited to authentication bypass techniques, credential manipulation, or session hijacking approaches. The vulnerability's impact extends beyond simple access control failures, as it affects all three core security principles: confidentiality through potential data exposure, integrity through possible data manipulation, and availability through potential service disruption.
The operational impact of this vulnerability is severe for organizations relying on affected Oracle Database versions, as it creates opportunities for unauthorized access to sensitive data and systems. Attackers could potentially exploit this vulnerability to gain elevated privileges, access confidential database information, manipulate data integrity, or disrupt database services entirely. The remote exploit capability means that attackers do not require physical access to the database server, making the vulnerability particularly dangerous in networked environments where database systems are accessible over the internet. Organizations using these vulnerable versions face significant risks including data breaches, compliance violations, and potential regulatory penalties. The vulnerability affects database administrators' ability to trust the authentication mechanisms, potentially leading to cascading security failures throughout the database environment.
Mitigation strategies for CVE-2009-1985 should prioritize immediate patching of all affected Oracle Database installations to the latest security releases. Organizations should implement network segmentation and firewall rules to restrict access to database servers, particularly limiting direct internet access to database ports and services. Security monitoring should be enhanced to detect unusual authentication patterns or failed login attempts that might indicate exploitation attempts. Database administrators should conduct comprehensive audits of authentication configurations and review access controls to ensure that only necessary users maintain database access. The vulnerability's classification aligns with CWE-284 Access Control Issues and could potentially map to ATT&CK techniques involving credential access and privilege escalation. Organizations should also consider implementing additional security controls such as database activity monitoring, intrusion detection systems, and regular security assessments to identify and remediate similar vulnerabilities in their database environments.