Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain high-privilege appliance access
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DeliverySubmit crafted input with shell metacharacters
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ExploitTrigger command injection in management function
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ExecutionExecute arbitrary OS commands
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ImpactFull compromise of storage appliance
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Command injection prevention
MITRE ATT&CK
1 technique across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | Exploitation requires the attacker to already possess high-privilege (administrative) access to the Dell Unisphere for PowerMax virtual appliance (PR:H), reachable over the network (AV:N) with no user interaction (UI:N) but under high attack complexity (AC:H). The flaw is limited to the affected 9.2.4.x versions of the Unisphere for PowerMax vApp. Key limiting factors: the high-privilege precondition restricts this to insiders or attackers who have already compromised an admin account, and the high attack complexity implies additional conditions or non-trivial preparation are needed - so this is not a remote-unauthenticated mass-exploitation candidate. |
| Impact | This is a moderate-severity issue (CVSS 6.6) that should be prioritized well below internet-facing unauthenticated flaws. The CVSS vector (AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H) is internally consistent with the description: although the attack vector is network-based, exploitation requires HIGH privileges (PR:H - i.e., an already-authenticated administrative/high-privilege user of the appliance) AND high attack complexity (AC:H), which together substantially constrain real-world exploitability. The high-privilege precondition means the primary threat model is privilege-boundary escape or malicious/compromised administrator rather than opportunistic remote attack. No EPSS score, CISA KEV listing, or public POC is present in the provided data, so there is no evidence of active exploitation or available exploit code; the exploitation status is therefore 'no public exploit identified at time of analysis.' There is no conflict between the CVSS vector and the description - both agree on remote access by a high-privileged attacker. Net assessment: a real but lower-tier priority; patch on a normal maintenance cycle unless the affected appliance is exposed to untrusted or semi-trusted administrators. |
| Exploit ScenarioDerived | An attacker who already holds high-privilege (administrative) credentials on the Dell Unisphere for PowerMax virtual appliance submits crafted input to a management function that fails to neutralize shell metacharacters, causing injected operating-system commands to execute on the appliance. Because attack complexity is high, success likely depends on specific conditions or timing, and no public proof-of-concept exploit is known at the time of analysis. |
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Alert meAnalysisAIv1 – Oct 14, 2026
Command injection in Dell Unisphere for PowerMax vApp (versions 9.2.4.x) allows a high-privileged remote attacker to execute arbitrary commands, achieving remote code execution. Exploitation requires prior administrative access (PR:H) and high attack complexity (AC:H), limiting risk to insiders or attackers who have already compromised an admin account. No public exploit or active exploitation has been identified, and the CVSS score is 6.6 (moderate).
RemediationAI
Apply the security update provided in Dell's advisory DSA-2026-447. The advisory does not specify an exact fixed version in the provided data, so consult the advisory for the precise patched version and update instructions. Because exploitation requires high-privileged access (PR:H), the most effective compensating controls are to restrict network access to the Unisphere for PowerMax vApp management interface to trusted administrative networks only, enforce strong authentication (e.g., MFA) for all administrative accounts, and monitor for suspicious command execution. These measures reduce the attack surface but may add administrative overhead and require network segmentation. There is no known workaround that disables the vulnerable functionality without a patch.
Affected VersionsENISA
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Technical ContextAI · show details
The vulnerability is a command injection (CWE-77) in Dell Unisphere for PowerMax vApp, a virtual appliance for managing PowerMax storage systems. CWE-77 occurs when user-supplied input is not properly neutralized before being used in a command, allowing an attacker to inject and execute arbitrary system commands. The affected component likely processes administrative input without sufficient sanitization. The CVSS vector (AV:N/AC:H/PR:H/UI:N) indicates that exploitation requires network access, high privileges, and high complexity, suggesting the attacker must already possess administrative credentials and navigate non-trivial conditions. The CPE cpe:2.3:a:dell:unisphere_for_powermax_vapp:* confirms the product, with version 9.2.4.x explicitly affected.
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Severity by source
AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Remote management plane (AV:N) but requires existing admin privileges (PR:H) and non-trivial conditions (AC:H); command injection yields full OS command execution, so C/I/A all High.
Primary rating from Vendor (dell).
CVSS VectorVendor: dell
Lifecycle Timeline
1DescriptionCVE.org
Dell Unisphere for PowerMax vApp, version(s) 9.2.4.x, contain(s) an Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Remote execution.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
OS command injection occurs when an application passes unsanitized user input directly into system shell commands.
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CVE.org
EPSS
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