CVE-2016-0467 in Database Server
Summary
by MITRE
Unspecified vulnerability in the Security component in Oracle Database Server 11.2.0.4, 12.1.0.1, and 12.1.0.2 allows remote authenticated users to affect integrity via unknown vectors.
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Analysis
by VulDB Data Team • 07/04/2022
The vulnerability identified as CVE-2016-0467 represents a significant security weakness within Oracle Database Server's security framework affecting versions 11.2.0.4, 12.1.0.1, and 12.1.0.2. This unspecified flaw resides within the database server's security component and presents a critical risk to organizations relying on Oracle Database infrastructure for their data management operations. The vulnerability specifically enables remote authenticated users to compromise data integrity, making it particularly dangerous in environments where database security is paramount.
The technical nature of this vulnerability stems from an unspecified vector within the Security component that allows authenticated attackers to manipulate or corrupt data integrity mechanisms. While the exact technical implementation remains unspecified, such vulnerabilities typically arise from inadequate input validation, improper access controls, or flawed cryptographic implementations within database security modules. The fact that this affects authenticated users suggests that attackers must first establish legitimate credentials before exploiting the flaw, but once authenticated, they can potentially manipulate the integrity of database operations.
From an operational perspective, the impact of CVE-2016-0467 extends beyond simple data corruption to potentially compromise the entire database security model. Organizations may face unauthorized modification of critical business data, alteration of audit trails, or manipulation of security policies that could lead to broader system compromise. The remote aspect of this vulnerability means that attackers can exploit the flaw from external networks without requiring physical access to database servers, significantly expanding the attack surface and making detection more challenging.
The vulnerability aligns with CWE-284, which addresses improper access control issues, and represents a potential pathway for attackers to bypass security controls within the database environment. Organizations should consider this vulnerability in their broader ATT&CK framework analysis, particularly under the privilege escalation and defense evasion techniques where attackers might leverage database integrity flaws to maintain persistent access or hide malicious activities. The impact on data integrity could also affect compliance requirements and regulatory adherence for organizations in highly regulated industries.
Mitigation strategies should include immediate patch application from Oracle to address the specific vulnerability, along with comprehensive security reviews of database access controls and authentication mechanisms. Organizations should implement network segmentation to limit access to database servers, enforce strict privilege management policies, and establish robust monitoring for unauthorized database modifications. Additionally, regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in database configurations and ensure that all security components function as intended within the Oracle Database environment.