CVE-2012-0489 in MySQL Server
Summary
by MITRE
Unspecified vulnerability in the MySQL Server component in Oracle MySQL 5.5.x allows remote authenticated users to affect availability via unknown vectors, a different vulnerability than CVE-2012-0117, CVE-2012-0486, CVE-2012-0487, CVE-2012-0488, CVE-2012-0491, CVE-2012-0493, and CVE-2012-0495.
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Analysis
by VulDB Data Team • 01/12/2025
The vulnerability identified as CVE-2012-0489 represents a significant availability threat within Oracle MySQL Server version 5.5.x releases. This flaw exists within the MySQL Server component and specifically affects remote authenticated users who can potentially disrupt service availability through unspecified attack vectors. The vulnerability's classification as a remote authenticated issue indicates that exploitation requires legitimate user credentials, making it particularly concerning for environments where privileged accounts may be compromised or where access controls are insufficiently enforced. Unlike other vulnerabilities in the same timeframe such as CVE-2012-0117, CVE-2012-0486, CVE-2012-0487, CVE-2012-0488, CVE-2012-0491, CVE-2012-0493, and CVE-2012-0495, this issue presents distinct characteristics that warrant separate analysis and remediation efforts.
The technical nature of this vulnerability involves an unspecified vector that impacts the availability of MySQL Server services. While the exact mechanism remains undisclosed in the public CVE description, such availability-focused vulnerabilities typically exploit weaknesses in resource management, memory handling, or service processing logic. These issues often manifest as denial of service conditions where legitimate requests can cause server instability, process crashes, or resource exhaustion that prevents normal database operations. The lack of specific technical details in the vulnerability description is common for certain classes of flaws where the underlying root cause has not been fully disclosed or where disclosure could provide attackers with sufficient information to develop exploits without proper mitigation.
From an operational impact perspective, CVE-2012-0489 presents substantial risk to database availability and business continuity. Organizations running affected MySQL 5.5.x versions face potential disruption of database services that could affect applications dependent on database connectivity, leading to service outages and potential data access issues. The remote authenticated nature of the vulnerability means that attackers with valid user credentials could exploit this weakness to cause service disruption, potentially affecting multiple concurrent users or database operations. This vulnerability particularly impacts systems where database availability is critical for business operations, making it a high-priority concern for organizations maintaining MySQL database infrastructure.
Security practitioners should consider this vulnerability in the context of broader attack patterns and threat modeling approaches. The ATT&CK framework would categorize this vulnerability under service availability disruption techniques where adversaries target system resources to cause denial of service conditions. Organizations should implement layered defensive strategies including network segmentation, access control enforcement, and monitoring for anomalous database behavior that could indicate exploitation attempts. The vulnerability aligns with CWE categories related to resource management and availability flaws, particularly CWE-400 which covers unspecified resource management issues that can lead to denial of service conditions. Effective mitigation requires prompt application of vendor patches, proper access controls, and comprehensive monitoring of database system behavior to detect potential exploitation attempts before they result in service disruption.