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Dell PowerStore CVE-2026-79683

| EUVDEUVD-2026-69126 HIGH
Protection Mechanism Failure (CWE-693)
2026-09-01 security_alert@emc.com GHSA-r699-gp3q-8j4v
8.8
CVSS 3.1 · Vendor: emc
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Severity by source

Vendor (emc) PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vuln.today AI
8.8 HIGH

Network-reachable management API, low complexity; PR:L confirmed by 'limited privileges' prerequisite; arbitrary write enables code execution chain justifying C:H and full I/A impact.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (emc).

CVSS VectorVendor: emc

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Patch available
Sep 01, 2026 - 15:02 EUVD
Metadata Corrected
Sep 01, 2026 - 13:40 vuln.today
tag: Information Disclosure removed
Analysis Generated
Sep 01, 2026 - 13:31 vuln.today
CVE Published
Sep 01, 2026 - 13:19 cve.org
HIGH 8.8

DescriptionCVE.org

Dell PowerStore contains a Protection Mechanism Failure vulnerability. An authenticated user with limited privileges could potentially exploit this vulnerability to write attacker-controlled content to arbitrary filesystem paths.

AnalysisAI

Arbitrary file write in Dell PowerStore allows authenticated low-privileged users to write attacker-controlled content to arbitrary filesystem paths via a Protection Mechanism Failure (CWE-693). Exploitation requires only network access and limited credentials, making this a credible lateral movement or privilege escalation vector within storage environments. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Persist
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires network access to the Dell PowerStore management interface and valid credentials for any authenticated account with limited (low) privileges - there is no requirement for administrative rights. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS score of 8.8 (High) is well-supported by the vector metrics: the vulnerability is network-reachable, requires no user interaction, demands only low privileges (a standard authenticated storage user), and carries high Confidentiality, Integrity, and Availability impact. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Apply the vendor-released security update referenced in Dell DSA-2026-330 at https://www.dell.com/support/kbdoc/en-us/000497829/dsa-2026-330-dell-powerstore-t-security-update-for-multiple-vulnerabilities. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Inventory all Dell PowerStore installations and document current firmware versions; identify and restrict network access to PowerStore management interfaces to authorized administrative personnel only. …

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CVE-2026-79683 vulnerability details – vuln.today

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