CVE-2009-2686 in Nonstop Server
Summary
by MITRE
Unspecified vulnerability in HP NonStop G06.12.00 through G06.32.00, H06.08.00 through H06.18.01, and J06.04.00 through J06.07.01 allows local users to gain privileges, cause a denial of service, or obtain "access to data" via unknown vectors.
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Analysis
by VulDB Data Team • 12/18/2017
The vulnerability identified as CVE-2009-2686 represents a critical security flaw within HP NonStop operating system versions spanning multiple release branches including G06.12.00 through G06.32.00, H06.08.00 through H06.18.01, and J06.04.00 through J06.07.01. This unspecified weakness exists within the core operating system architecture and affects systems running these specific NonStop versions, which are widely deployed in mission-critical environments where system reliability and security are paramount. The vulnerability's classification as unspecified indicates that the exact technical mechanism remains undisclosed, though the potential impact spans multiple security domains including privilege escalation, denial of service, and unauthorized data access. The affected systems are typically found in enterprise environments where high availability and security are essential requirements, making this vulnerability particularly concerning for organizations relying on HP NonStop for critical business operations.
The technical nature of this vulnerability allows local attackers with access to the system to potentially escalate their privileges beyond normal user limitations, effectively gaining administrative or root-level access to the operating system. This privilege escalation capability represents a fundamental breach in the system's access control mechanisms, as it enables attackers to bypass established security boundaries and potentially access sensitive system resources. The vulnerability's potential to cause denial of service means that attackers could disrupt system operations by exploiting the underlying flaw, leading to service interruptions that could impact business continuity. Additionally, the ability to obtain "access to data" indicates that unauthorized information disclosure could occur, potentially exposing sensitive operational data, system configurations, or user information that should remain protected. The unspecified nature of the attack vectors suggests that multiple pathways exist for exploitation, making the vulnerability particularly dangerous as defenders cannot easily predict or defend against all possible attack scenarios.
From an operational impact perspective, this vulnerability poses significant risks to organizations utilizing HP NonStop systems, particularly those in financial services, telecommunications, and other industries where system uptime and data security are critical. The local privilege escalation capability means that even a low-privilege user could potentially gain complete control over the system, leading to unauthorized data manipulation, system compromise, or complete service disruption. The denial of service aspect could be exploited to cause system outages that directly impact business operations, potentially resulting in financial losses and regulatory compliance issues. Organizations running these vulnerable versions face the risk of unauthorized data access, which could expose sensitive business information, customer data, or proprietary system configurations. The vulnerability's presence in multiple release branches indicates a widespread issue affecting various system deployments, making the potential impact more extensive than a single version-specific flaw.
Security mitigations for this vulnerability should focus on immediate system updates and patches provided by HP to address the unspecified flaw in the affected NonStop operating system versions. Organizations must prioritize updating their systems to the latest secure versions that contain fixes for this vulnerability, as the unspecified nature of the attack vectors makes it difficult to implement effective workarounds. Network segmentation and access controls should be strengthened to limit local user access and reduce the attack surface, though this approach may not fully protect against the privilege escalation capabilities. System monitoring and logging should be enhanced to detect anomalous behavior that might indicate exploitation attempts, particularly focusing on privilege changes, unusual access patterns, and system resource consumption. The vulnerability's classification as affecting multiple release branches underscores the importance of comprehensive vulnerability management programs that ensure all system components are regularly updated and patched. Organizations should also conduct thorough security assessments to identify any potential exploitation attempts and implement additional security controls that align with industry standards such as those specified in the CWE catalog for privilege escalation vulnerabilities. Given the potential for this vulnerability to be exploited in conjunction with other attack vectors, organizations should consider implementing layered security approaches that provide multiple defensive measures against various attack scenarios, consistent with the strategic guidance provided in the MITRE ATT&CK framework for operating system exploitation techniques.