CVE-2009-0867 in Enhanced Support Facility
Summary
by MITRE
The HRM-S service in Fujitsu Enhanced Support Facility 3.0 and 3.0.1 allows remote attackers to obtain (1) hardware and (2) software information via unspecified requests in a client connection.
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Analysis
by VulDB Data Team • 12/14/2017
The vulnerability identified as CVE-2009-0867 resides within the HRM-S service component of Fujitsu Enhanced Support Facility version 3.0 and 3.0.1, representing a significant information disclosure flaw that compromises system security posture. This service operates as part of Fujitsu's enterprise support infrastructure, designed to facilitate remote monitoring and management of hardware systems. The vulnerability manifests through unspecified request mechanisms that enable remote attackers to extract sensitive hardware and software information from connected systems, potentially exposing critical operational details that could be leveraged for subsequent attacks.
The technical nature of this vulnerability falls under the category of information disclosure, specifically allowing unauthorized data retrieval through client connection protocols. The flaw exists in how the HRM-S service processes incoming connection requests, where it fails to properly validate or restrict access to system information. This represents a classic case of insufficient input validation and inadequate access control mechanisms, which aligns with CWE-200 (Information Exposure) and potentially CWE-284 (Improper Access Control). The service appears to lack proper authentication checks or authorization controls that would normally prevent unauthorized information retrieval during client connection establishment.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with valuable reconnaissance data that could be used to craft more sophisticated attacks. The exposed hardware information might include system specifications, component details, and configuration data that could reveal system weaknesses or compatibility issues. Software information disclosure could expose version numbers, installed applications, and system configurations that attackers could use to identify known vulnerabilities or plan targeted exploitation strategies. This vulnerability directly impacts the principle of least privilege and could enable attackers to perform system enumeration, which is a critical step in the attack chain according to the MITRE ATT&CK framework under the reconnaissance phase.
Mitigation strategies for this vulnerability should focus on implementing proper access controls and authentication mechanisms within the HRM-S service. Organizations should ensure that the service operates within secure network segments with appropriate firewall rules to limit access to authorized systems only. The most effective immediate solution involves updating to patched versions of Fujitsu Enhanced Support Facility, as this vulnerability was likely addressed through proper input validation and access control implementations. Additionally, network segmentation and monitoring of client connection attempts can help detect and prevent unauthorized access attempts. Regular security assessments of support services and proper configuration management practices should be implemented to prevent similar vulnerabilities from emerging in other system components. The vulnerability demonstrates the importance of secure service design and the necessity of following security best practices throughout the software development lifecycle to prevent information disclosure scenarios that could compromise overall system security.