CVE-2016-0405 in Solaris Cluster
Summary
by MITRE
Unspecified vulnerability in the Solaris Cluster component in Oracle Sun Systems Products Suite 3.3 and 4 allows local users to affect confidentiality via vectors related to Cluster Manageability and Serviceability.
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Analysis
by VulDB Data Team • 07/05/2022
The vulnerability identified as CVE-2016-0405 resides within the Solaris Cluster component of Oracle Sun Systems Products Suite version 3.3 and 4, representing a significant security weakness that affects the core cluster management functionality. This unspecified flaw specifically impacts the Cluster Manageability and Serviceability aspects of the system, indicating that the vulnerability manifests within the mechanisms responsible for monitoring, managing, and maintaining cluster operations. The affected component operates at a privileged level within the system architecture, making it particularly dangerous as it can be exploited by local users who already have access to the system. The vulnerability's classification as a local privilege escalation issue suggests that attackers with legitimate user accounts or system access can leverage this weakness to gain unauthorized access to sensitive cluster management functions.
The technical nature of this vulnerability lies in the insufficient protection mechanisms within the Cluster Manageability and Serviceability interfaces, which are designed to provide administrative control and monitoring capabilities for solaris cluster environments. These interfaces typically handle critical system information, configuration data, and operational parameters that govern how cluster resources are managed and maintained. The unspecified vector nature of the vulnerability indicates that the exact technical flaw remains undisclosed, but it likely involves improper access controls, inadequate input validation, or insufficient privilege separation within the cluster management subsystem. This weakness allows local users to potentially extract confidential information through the cluster management interfaces, which could include sensitive configuration details, operational parameters, or administrative credentials that are normally protected from unauthorized access.
The operational impact of this vulnerability extends beyond simple information disclosure, as it fundamentally undermines the security posture of solaris cluster environments by enabling local users to access confidential data that should remain protected within the cluster management infrastructure. Attackers who exploit this vulnerability could potentially gain insights into cluster configurations, resource allocation patterns, and operational procedures that would otherwise be restricted to authorized administrators. The confidentiality impact is particularly concerning because cluster management data often contains sensitive operational information that could be used to plan further attacks or understand system vulnerabilities. Additionally, this weakness could serve as a stepping stone for more sophisticated attacks, as the leaked information might reveal system architecture details that could be exploited to compromise additional system components or escalate privileges to higher administrative levels.
Organizations utilizing solaris cluster environments should implement immediate mitigations including applying the relevant oracle security patches and updates that address this specific vulnerability. System administrators should also conduct thorough security assessments of their cluster management interfaces to identify any additional weaknesses that could be exploited in conjunction with this vulnerability. The implementation of principle of least privilege should be enforced, ensuring that local user accounts have minimal necessary access to cluster management functions. Network segmentation and monitoring solutions should be deployed to detect unauthorized access attempts to cluster management interfaces, as this vulnerability could be exploited to establish persistent access to critical system information. According to the common weakness enumeration framework, this vulnerability aligns with cwe-284 which addresses improper access control, and potentially cwe-20 which covers input validation issues that could lead to information disclosure. From an attack framework perspective, this vulnerability maps to the privilege escalation and information gathering phases of the attack lifecycle, potentially enabling adversaries to move laterally within the cluster environment and access sensitive operational data that could be leveraged for more comprehensive system compromise.