CVE-2023-28086 in OneView
Summary
by MITRE • 04/25/2023
An HPE OneView appliance dump may expose proxy credential settings
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Analysis
by VulDB Data Team • 02/03/2025
The vulnerability identified as CVE-2023-28086 represents a critical information disclosure flaw within HPE OneView appliance configurations that can lead to unauthorized access to proxy authentication credentials. This issue arises from improper handling of sensitive configuration data during system dump operations, creating potential exposure pathways for administrative credentials that should remain protected. The vulnerability specifically affects HPE OneView appliances where proxy settings are configured, making it particularly relevant for organizations relying on proxy infrastructure for network traffic management and security controls. When system administrators perform diagnostic dumps or configuration exports, the proxy credential information becomes inadvertently included in the output, creating a significant security risk for environments where such dumps might be accessible to unauthorized parties.
The technical root cause of this vulnerability stems from inadequate input validation and output sanitization within the appliance's dump functionality. During normal operation, HPE OneView appliances maintain proxy configuration settings that include username and password credentials for authenticating with upstream proxy servers. When the system generates diagnostic dumps or configuration snapshots, the software fails to properly filter or redact these sensitive credential fields, resulting in their inclusion within the dump files. This flaw aligns with CWE-200, which addresses improper information exposure, and specifically manifests as a failure to properly sanitize output data. The vulnerability exists at the application layer where configuration management interfaces interact with system diagnostic functions, creating a pathway for credential leakage that could be exploited by attackers with access to system dump files or those who intercept such data during transmission.
The operational impact of CVE-2023-28086 extends beyond simple credential exposure, as it can enable attackers to establish persistent network access through proxy infrastructure that organizations rely upon for security controls. Once proxy credentials are compromised, attackers can potentially route their malicious traffic through the organization's network infrastructure, bypassing security controls and making detection more difficult. This vulnerability particularly affects enterprise environments where HPE OneView appliances manage large-scale infrastructure deployments, as the exposure of proxy credentials can compromise the security posture of entire network segments. The implications are further amplified in organizations that use proxy servers for internet access control, content filtering, or security monitoring, as attackers could leverage the stolen credentials to establish unauthorized connections or manipulate network traffic flows. The vulnerability also poses risks for environments where multiple proxy configurations exist, as the exposure of one set of credentials could potentially lead to access to additional systems or services that rely on the same proxy infrastructure.
Organizations should implement immediate mitigations to address this vulnerability through configuration hardening and operational procedure updates. The primary recommendation involves ensuring that system administrators disable or restrict access to diagnostic dump functionality for users who do not require such capabilities, while also implementing proper access controls around configuration files and system logs. Network segmentation and monitoring should be enhanced to detect unauthorized access attempts to system dump files, particularly those that might contain sensitive proxy credentials. Security teams should also conduct comprehensive audits of proxy configurations across their infrastructure to identify and remediate any instances where credentials might be exposed through similar mechanisms. According to ATT&CK framework tactic TA0006 (Credential Access), this vulnerability falls under the category of credential exposure through system dumps and configuration files, making it a significant concern for organizations following standard security best practices. Additionally, organizations should consider implementing automated monitoring solutions that can detect and alert on suspicious access patterns to system configuration files or diagnostic outputs, as this vulnerability can be exploited through both insider threats and external attacks that gain access to system dump files. The remediation process should include updating to the latest HPE OneView software releases that address this specific information disclosure vulnerability, while also establishing procedures for regular security assessments of system configuration management functions to prevent similar issues from emerging in the future.