CVE-2023-32495 in PowerScale OneFS
Summary
by MITRE • 08/16/2023
Dell PowerScale OneFS, 8.2.x-9.5.x, contains a exposure of sensitive information to an unauthorized Actor vulnerability. An authorized local attacker could potentially exploit this vulnerability, leading to escalation of privileges.
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Analysis
by VulDB Data Team • 02/20/2026
The vulnerability identified as CVE-2023-32495 affects Dell PowerScale OneFS storage systems across versions 8.2.x through 9.5.x, representing a critical information disclosure flaw that enables unauthorized data access. This vulnerability resides within the system's privilege management mechanisms and specifically targets the exposure of sensitive information to unauthorized actors. The flaw manifests when an authorized local user attempts to exploit the system's access controls, potentially enabling privilege escalation. The vulnerability is classified under CWE-200, which encompasses information exposure issues, and aligns with ATT&CK technique T1078.004 for valid accounts and T1566.001 for spearphishing via link, as local attackers could potentially leverage this flaw to gain elevated system privileges. The affected Dell PowerScale OneFS platform operates as a unified storage solution that combines file and object storage, making this vulnerability particularly concerning given the sensitive data typically stored within enterprise storage environments.
The technical implementation of this vulnerability stems from improper access control validation within the system's local authentication and authorization framework. An attacker with legitimate local access to the system can exploit this flaw to obtain information that should remain restricted to privileged users. The vulnerability allows for the disclosure of sensitive system information that could be leveraged to understand the underlying system architecture, user permissions, or other critical data elements. This information exposure creates an attack surface that enables privilege escalation by providing attackers with insights into system internals that would normally be protected. The flaw likely exists in how the system validates local user credentials and manages access to sensitive system resources, potentially through inadequate input validation or insufficient privilege checks during system operations. The vulnerability's impact is amplified by the fact that it requires only local authentication, making it accessible to attackers who have already established a foothold on the system through other means.
The operational impact of CVE-2023-32495 extends beyond simple information disclosure, as it creates a pathway for privilege escalation that could lead to complete system compromise. Local attackers who exploit this vulnerability can potentially gain access to administrative functions, user credentials, or system configuration data that should remain protected. This compromise capability makes the vulnerability particularly dangerous in enterprise environments where storage systems contain sensitive corporate data, customer information, or intellectual property. The vulnerability affects organizations using Dell PowerScale OneFS versions from 8.2.x through 9.5.x, representing a significant portion of deployed storage infrastructure that requires immediate attention. Organizations may experience cascading security impacts as attackers use the disclosed information to plan further attacks, potentially leading to data breaches, system disruption, or unauthorized access to critical business data. The vulnerability's presence in multiple versions suggests a systemic issue within the software architecture that requires comprehensive remediation rather than simple patching.
Mitigation strategies for CVE-2023-32495 should focus on immediate system hardening and access control reinforcement. Organizations should implement the latest security patches provided by Dell to address this vulnerability, as the vendor has released updates specifically designed to resolve the privilege escalation issue. Network segmentation and access control policies should be reinforced to limit local access to storage systems, reducing the attack surface for potential exploitation. Security monitoring should be enhanced to detect unusual access patterns or privilege escalation attempts that could indicate exploitation of this vulnerability. System administrators should conduct comprehensive audits of local user accounts and access permissions to ensure that only authorized personnel have access to critical storage systems. Additionally, implementing privileged access management solutions and regular security assessments can help identify and remediate similar vulnerabilities before they can be exploited. Organizations should also consider implementing behavioral analytics and anomaly detection systems to identify potential exploitation attempts. The remediation process must include thorough testing of patches in non-production environments before deployment to ensure system stability and prevent service disruption. Regular security training for system administrators on identifying and preventing local privilege escalation attacks should be implemented as part of the overall security posture improvement.