CVE-2016-3480 in Cluster
Summary
by MITRE
Unspecified vulnerability in the Solaris Cluster component in Oracle Sun Systems Products Suite 3.3 and 4.3 allows local users to affect confidentiality via vectors related to HA for Postgresql.
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Analysis
by VulDB Data Team • 09/08/2022
The vulnerability identified as CVE-2016-3480 resides within the Solaris Cluster component of Oracle Sun Systems Products Suite, specifically affecting versions 3.3 and 4.3. This issue represents a security flaw that enables local attackers to compromise the confidentiality of data within the High Availability (HA) framework for PostgreSQL database systems. The unspecified nature of the vulnerability description indicates that the exact technical mechanism remains undisclosed, though it clearly impacts the integrity of the clustering environment. Such vulnerabilities in clustering components are particularly concerning as they can undermine the fundamental reliability and security guarantees that high availability systems are designed to provide.
The technical flaw manifests within the Solaris Cluster HA for PostgreSQL implementation where local users can exploit weaknesses to potentially access sensitive information or manipulate data confidentiality within the clustered environment. This vulnerability operates at the system level within the cluster management framework, suggesting that it may involve improper access controls, insecure data handling mechanisms, or flawed privilege escalation pathways within the PostgreSQL HA services. The impact extends beyond simple data exposure as it threatens the core security principles that clustering systems must maintain to ensure business continuity and data protection.
From an operational perspective, this vulnerability creates significant risks for organizations relying on Solaris Cluster for PostgreSQL high availability deployments. Local attackers who can exploit this weakness can potentially gain unauthorized access to database information, compromise the integrity of clustered services, and undermine the trust model that high availability systems are supposed to provide. The implications are particularly severe in enterprise environments where PostgreSQL clustering is used for mission-critical applications, as attackers could potentially disrupt service availability or extract sensitive data. The local nature of the attack vector means that exploitation requires physical or account access to the system, but once achieved, the impact can be substantial in terms of data confidentiality and system integrity.
Security mitigations for CVE-2016-3480 should focus on implementing proper access controls and privilege management within the Solaris Cluster environment. Organizations should ensure that only authorized personnel have local system access and that proper user account management is maintained. System administrators should apply the latest security patches from Oracle as they become available, though the unspecified nature of this vulnerability may require additional investigation into similar issues within the Solaris Cluster framework. Network segmentation and monitoring of local system activities can help detect unauthorized access attempts. The vulnerability aligns with CWE-284 (Improper Access Control) and may relate to ATT&CK techniques involving privilege escalation and credential access, making comprehensive security monitoring essential for early detection and response. Organizations should also consider implementing additional security controls such as mandatory access controls and regular security assessments of their clustering environments to prevent exploitation of similar vulnerabilities in the future.