CVE-2016-5453 in ILOM
Summary
by MITRE
Unspecified vulnerability in the ILOM component in Oracle Sun Systems Products Suite 3.0, 3.1, and 3.2 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to IPMI.
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Analysis
by VulDB Data Team • 09/08/2022
The vulnerability identified as CVE-2016-5453 resides within the ILOM (Integrated Lights Out Manager) component of Oracle Sun Systems Products Suite versions 3.0, 3.1, and 3.2. This represents a critical security flaw that affects enterprise server management infrastructure, specifically targeting the IPMI (Intelligent Platform Management Interface) protocol implementation. The unspecified nature of the vulnerability indicates that the exact technical mechanism remains undisclosed, though it is clearly rooted in the management interface's handling of IPMI communications. IPMI is a standardized interface used for out-of-band server management, allowing administrators to monitor and control servers remotely regardless of the server's operating state. The vulnerability's presence in ILOM components means that attackers can potentially exploit weaknesses in the management subsystem to compromise server integrity and availability.
The technical flaw manifests through IPMI-related attack vectors that enable remote exploitation without requiring local access or authentication. This characteristic places the vulnerability squarely within the realm of network-based attacks that can be executed from external positions, making it particularly dangerous for enterprise environments where servers are often accessible over networks. The vulnerability impacts all three fundamental security properties: confidentiality through potential data exposure, integrity through possible modification of management operations, and availability through potential service disruption. The ILOM component serves as a bridge between physical server hardware and management software, making it a prime target for attackers seeking persistent access to critical infrastructure. The IPMI protocol's inherent design features, including its use of proprietary implementations and potential weak cryptographic mechanisms, contribute to the vulnerability's exploitability.
Operationally, this vulnerability poses severe risks to enterprise security postures and infrastructure integrity. Organizations utilizing affected Oracle Sun Systems products face potential unauthorized access to server management functions, which could enable attackers to perform administrative operations such as changing system configurations, accessing sensitive data, or disrupting services. The remote exploitation capability means that attackers do not require physical access to the servers, significantly expanding the attack surface and attack vectors available to threat actors. This vulnerability directly impacts the security of enterprise data centers and server farms, where ILOM components are commonly deployed for remote monitoring and management. The potential for cascading effects exists, as compromise of management interfaces can provide attackers with persistent access points that may be used to launch further attacks against other systems within the network perimeter. Organizations with extensive deployments of Oracle Sun Systems products may experience widespread impact if the vulnerability is exploited across multiple servers.
Mitigation strategies for CVE-2016-5453 should prioritize immediate patch deployment from Oracle, as the vendor would have released security updates addressing the specific IPMI-related vulnerability. Network segmentation and access control measures should be implemented to limit exposure of ILOM interfaces to trusted networks only, reducing the attack surface available to remote attackers. Monitoring for unusual management interface activity and implementing network-based intrusion detection systems can help identify exploitation attempts. The vulnerability aligns with ATT&CK techniques related to remote service exploitation and credential access, particularly targeting the system administration domain. Organizations should also consider implementing secure configuration practices for IPMI interfaces, including disabling unused features and ensuring proper authentication mechanisms are in place. Regular security assessments of management interfaces and compliance with industry standards such as those defined by the Common Weakness Enumeration (CWE) taxonomy should be conducted to identify and remediate similar vulnerabilities. Given the critical nature of this vulnerability, organizations should also develop incident response procedures specifically addressing management interface compromises and establish protocols for rapid deployment of security patches across enterprise environments.