CVE-2011-2263 in Sun Fire X4270
Summary
by MITRE
Unspecified vulnerability in Sun Integrated Lights Out Manager in Oracle SysFW 8.0.3.b or earlier for various Oracle SPARC T3, SPARC Netra T3, Sun Blade, and Sun Fire servers allows local users to affect confidentiality via unknown vectors.
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Analysis
by VulDB Data Team • 03/28/2017
The vulnerability identified as CVE-2011-2263 resides within the Sun Integrated Lights Out Manager component of Oracle SysFW 8.0.3.b and earlier versions across multiple Oracle SPARC and Sun server platforms. This represents a critical security weakness that affects the underlying firmware infrastructure responsible for remote system management and monitoring capabilities. The affected systems include SPARC T3, SPARC Netra T3, Sun Blade, and Sun Fire server families, which are widely deployed in enterprise data centers and high-performance computing environments. The vulnerability's classification as unspecified indicates that the exact technical mechanism remains undisclosed, though its impact on system confidentiality has been confirmed by Oracle's security advisory.
The technical flaw manifests as a local privilege escalation vulnerability within the Integrated Lights Out Manager firmware, which operates at a low system level to provide out-of-band management capabilities. This vulnerability allows local attackers who already have access to the system to potentially compromise the confidentiality of sensitive data through unspecified attack vectors. The vulnerability's nature suggests it may involve improper access controls, inadequate input validation, or flawed privilege management mechanisms within the firmware's security framework. The unspecified nature of the vectors indicates that attackers could potentially exploit various pathways including buffer overflows, privilege escalation mechanisms, or authentication bypass techniques that are not publicly detailed in the initial advisory.
From an operational impact perspective, this vulnerability presents significant risk to enterprise environments where these servers are deployed. The Integrated Lights Out Manager provides critical out-of-band management capabilities that allow administrators to monitor and control systems remotely, even when the primary operating system is unavailable. Local attackers who can exploit this vulnerability could potentially gain access to confidential information stored within the firmware, including system configuration data, user credentials, or other sensitive management information. The impact extends beyond simple data theft as this vulnerability could enable attackers to manipulate system management functions, potentially leading to more severe compromise scenarios including persistent backdoor access or system disruption.
Organizations should implement immediate mitigation strategies including upgrading to the latest firmware versions released by Oracle to address this vulnerability. The recommended approach involves deploying firmware updates that contain patches for the identified security flaw in the Integrated Lights Out Manager component. System administrators should also conduct thorough inventory assessments to identify all affected server models and ensure complete remediation across their infrastructure. Security monitoring should be enhanced to detect any suspicious activities related to system management interfaces, particularly around authentication and access control mechanisms. The vulnerability aligns with CWE-276, which covers improper privilege management, and may map to ATT&CK techniques involving privilege escalation and credential access. Organizations should also consider implementing network segmentation controls to limit local access to these systems and establish robust change management processes for firmware updates to prevent future exploitation of similar vulnerabilities.