CVE-2012-0126 in HP-UX
Summary
by MITRE
Unspecified vulnerability in the WBEM implementation in HP HP-UX 11.11 and 11.23 allows remote attackers to obtain access to diagnostic information via unknown vectors, a related issue to CVE-2012-0125.
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Analysis
by VulDB Data Team • 04/19/2017
The vulnerability identified as CVE-2012-0126 represents a security weakness within the Web-Based Enterprise Management implementation on HP HP-UX operating systems version 11.11 and 11.23. This issue falls under the broader category of information disclosure vulnerabilities that can potentially expose sensitive diagnostic data to unauthorized remote attackers. The WBEM protocol serves as a management standard for accessing and exchanging management information between networked devices, making it a critical component for system administration and monitoring purposes. The unspecified nature of the vulnerability vectors suggests that attackers could exploit various pathways to gain unauthorized access to diagnostic information, which typically includes system configuration details, performance metrics, and other operational data that should remain protected.
The technical flaw manifests within the WBEM implementation's handling of diagnostic information access controls, where insufficient validation or authorization checks allow remote adversaries to retrieve system diagnostic data without proper authentication. This weakness operates at the intersection of management protocol security and information access control mechanisms, creating a potential attack surface that could be leveraged by threat actors to gather intelligence about the target system. The vulnerability's relationship to CVE-2012-0125 indicates a pattern of similar weaknesses within the same software implementation, suggesting systemic issues in how the WBEM components handle sensitive information access. From a cybersecurity perspective, this represents a failure in the principle of least privilege where diagnostic information is exposed beyond its intended scope of authorized users.
The operational impact of this vulnerability extends beyond simple information disclosure, as diagnostic data often contains critical system configuration details, software versions, network settings, and other information that could be used to plan more sophisticated attacks. Attackers could potentially use the gathered diagnostic information to identify system weaknesses, understand network topology, or develop targeted exploitation strategies against other system components. The remote nature of the attack vector means that adversaries do not require physical access or local system privileges to exploit this weakness, making it particularly concerning for enterprise environments where systems may be exposed to external networks. This vulnerability could enable reconnaissance activities that precede more serious attacks, including privilege escalation attempts or lateral movement within the network infrastructure.
Security mitigations for CVE-2012-0126 should focus on implementing proper access controls and network segmentation to limit exposure of WBEM services to trusted networks only. Organizations should consider disabling unnecessary WBEM services when they are not actively required for management purposes, and ensure that any remaining implementations use strong authentication mechanisms and encryption protocols. Network monitoring should be enhanced to detect unusual access patterns to WBEM services, and regular security assessments should be conducted to identify similar vulnerabilities in other management protocols. This vulnerability aligns with CWE-200 (Information Disclosure) and could be leveraged as part of ATT&CK technique T1082 (System Information Discovery) or T1046 (Network Service Scanning) to gather intelligence for further exploitation. System administrators should also ensure that HP-UX systems are updated with the latest security patches provided by HP to address this and related vulnerabilities in the WBEM implementation.