CVE-2025-32747: Dell PowerFlex Privilege Escalation Flaw

CVE-2025-32747 Overview

CVE-2025-32747 is an Incorrect Privilege Assignment vulnerability [CWE-266] affecting Dell PowerFlex Manager versions 4.6.2 and earlier. The flaw allows a low privileged attacker with local access to elevate privileges on affected systems. Dell published the issue alongside security updates DSA-2025-434 and DSA-2025-435, which also cover Dell PowerFlex Appliance Intelligent Catalog and Dell PowerFlex Rack deployments.

The vulnerability impacts confidentiality, integrity, and availability of the management plane controlling PowerFlex software-defined storage infrastructure. Successful exploitation grants the attacker elevated rights within the PowerFlex Manager environment.

Critical Impact

A local attacker holding low-level credentials can escalate privileges on Dell PowerFlex Manager, gaining administrative control over the storage management plane.

Affected Products

• Dell PowerFlex Manager versions <=4.6.2
• Dell PowerFlex Appliance Intelligent Catalog
• Dell PowerFlex Rack

Discovery Timeline

• 2026-05-22 - CVE CVE-2025-32747 published to NVD
• 2026-05-22 - Last updated in NVD database

Technical Details for CVE-2025-32747

Vulnerability Analysis

The vulnerability stems from Incorrect Privilege Assignment within Dell PowerFlex Manager. The application assigns privileges to a local actor in a manner that exceeds the intended authorization boundary. An authenticated user with low privileges can leverage this misassignment to perform actions reserved for higher-privileged roles.

PowerFlex Manager orchestrates configuration, deployment, and lifecycle operations for PowerFlex software-defined storage. Elevated access to this management surface translates directly into control over storage resources, host configuration, and connected infrastructure components shipped with PowerFlex Appliance and Rack systems.

The attack requires local access, low complexity, and no user interaction. The scope remains unchanged, but confidentiality, integrity, and availability impacts are all rated high in the published CVSS vector.

Root Cause

The root cause is improper enforcement of privilege boundaries within PowerFlex Manager [CWE-266]. The component grants rights to an actor that should not possess them, allowing low-privileged accounts to perform privileged operations. Dell's advisories describe the issue as part of a broader set of third-party component vulnerabilities addressed in DSA-2025-434 and DSA-2025-435.

Attack Vector

Exploitation requires local access to the PowerFlex Manager environment and valid low-privileged credentials. The attacker invokes functionality that fails to validate the caller's privilege level, executing operations as a higher-privileged identity. No user interaction is needed, and the attack complexity is low.

The vulnerability mechanism is described in prose because no verified public proof-of-concept code or exploit is currently available. Refer to the Dell Security Update DSA-2025-434 and Dell Security Update DSA-2025-435 for vendor technical details.

Detection Methods for CVE-2025-32747

Indicators of Compromise

• Unexpected administrative actions performed by accounts that normally hold limited roles within PowerFlex Manager.
• New or modified privileged role assignments without corresponding change tickets.
• Configuration changes to PowerFlex storage objects originating from low-privileged sessions.

Detection Strategies

• Audit PowerFlex Manager role-based access control (RBAC) logs for privilege escalations or actions inconsistent with assigned roles.
• Correlate local authentication events on PowerFlex Manager hosts with subsequent administrative API calls.
• Compare installed PowerFlex Manager build against the fixed versions referenced in DSA-2025-434 and DSA-2025-435.

Monitoring Recommendations

• Forward PowerFlex Manager audit and application logs to a centralized log platform for retention and analytics.
• Alert on privilege grant or role modification events outside approved change windows.
• Monitor local shell access and sudo usage on PowerFlex Manager appliances for anomalous patterns.

How to Mitigate CVE-2025-32747

Immediate Actions Required

• Apply the security updates referenced in Dell advisories DSA-2025-434 and DSA-2025-435 to all PowerFlex Manager, Appliance Intelligent Catalog, and Rack deployments.
• Inventory PowerFlex Manager instances and identify all installations running version 4.6.2 or earlier.
• Restrict local access to PowerFlex Manager hosts to a minimum set of administrative users.
• Rotate credentials for low-privileged PowerFlex Manager accounts as a precaution.

Patch Information

Dell has released fixes through the Dell Security Update DSA-2025-434 for PowerFlex Appliance and the Dell Security Update DSA-2025-435 for PowerFlex Rack. Upgrade PowerFlex Manager to the version specified in each advisory.

Workarounds

• Limit local logon rights on PowerFlex Manager systems to vetted administrators only.
• Enforce strict separation of duties and review existing role assignments within PowerFlex Manager.
• Place PowerFlex Manager management interfaces on isolated administrative networks accessible through jump hosts.

# Configuration example: review current PowerFlex Manager version before patching
# Consult Dell DSA-2025-434 / DSA-2025-435 for the exact upgrade procedure
ssh admin@powerflex-manager "pfxm --version"