CVE-2023-32489 in PowerScale OneFS
Summary
by MITRE • 08/16/2023
Dell PowerScale OneFS 8.2x -9.5x contains a privilege escalation vulnerability. A local attacker with high privileges could potentially exploit this vulnerability, to bypass mode protections and gain elevated privileges.
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Analysis
by VulDB Data Team • 02/20/2026
The vulnerability identified as CVE-2023-32489 affects Dell PowerScale OneFS versions 8.2x through 9.5x, representing a critical privilege escalation flaw that could allow local attackers with high privileges to bypass system mode protections and achieve elevated access levels. This vulnerability resides within the storage operating system's privilege management mechanisms, specifically targeting the way the system handles access controls and privilege boundaries. The issue stems from insufficient validation of privilege levels during certain system operations, creating a pathway for malicious actors to escalate their privileges beyond what should be permitted.
The technical implementation of this vulnerability involves a flaw in the privilege validation subsystem where the system fails to properly enforce access control checks during critical operations. When a local user with high privileges attempts to execute specific system functions, the underlying code does not adequately verify whether the user has sufficient authorization levels to perform these operations. This weakness creates an opportunity for privilege escalation attacks that can bypass the normal security boundaries designed to protect system integrity. The vulnerability manifests as a failure in the mandatory access control enforcement mechanisms that should prevent unauthorized privilege elevation.
From an operational perspective, this vulnerability presents significant risks to organizations relying on Dell PowerScale storage solutions, as it allows attackers who already possess high privileges to further compromise system security. The impact extends beyond simple privilege escalation, potentially enabling attackers to access sensitive data, modify system configurations, or establish persistent access points within the storage infrastructure. The vulnerability affects the core integrity of the storage operating system, undermining the trust model that protects against unauthorized system modifications and data access. Organizations utilizing these storage systems face potential data breaches, system compromise, and operational disruptions when this vulnerability is exploited.
Mitigation strategies for CVE-2023-32489 should prioritize immediate implementation of vendor-provided patches and updates to affected Dell PowerScale OneFS versions. System administrators must conduct thorough inventory assessments to identify all affected systems and apply security updates as soon as they become available. Additional defensive measures include implementing network segmentation to limit local access to storage systems, monitoring for unusual privilege escalation attempts, and enforcing strict access control policies. The vulnerability aligns with CWE-284 which addresses improper access control issues, and represents a specific instance of privilege escalation techniques that fall under ATT&CK tactic TA0004 (Privilege Escalation). Organizations should also consider implementing enhanced logging and monitoring capabilities to detect potential exploitation attempts and maintain comprehensive incident response procedures. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in the storage infrastructure and ensure overall system security posture remains robust against evolving threats.