EUVD-2026-69303
GHSA-x28c-7fgp-69gv
Severity by source
AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Network-reachable missing-auth function (AV:N/PR:N) exposing filesystem data with full C/I/A and a scope change to array-managed resources; retained Dell's AC:H given conditions implied beyond simple request.
Primary rating from Vendor (emc).
CVSS VectorVendor: emc
Lifecycle Timeline
3DescriptionCVE.org
Dell PowerStore SDNAS contains a Missing Authentication for Critical Function vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Filesystem access.
AnalysisAI
Missing authentication in Dell PowerStore's SDNAS (software-defined NAS) component allows a remote, unauthenticated attacker to reach a critical function and obtain filesystem access, per Dell advisory DSA-2026-330. The flaw (CWE-306) affects PowerStore T-series storage arrays and carries a CVSS 9.0, with high confidentiality, integrity, and availability impact and a changed scope. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires network access to the Dell PowerStore SDNAS (software-defined NAS) service; no authentication and no user interaction are needed (PR:N/UI:N). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Signals are mixed but lean toward a genuine high priority. … 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 PowerStore security update referenced in Dell DSA-2026-330 (https://www.dell.com/support/kbdoc/en-us/000497829/dsa-2026-330-dell-powerstore-t-security-update-for-multiple-vulnerabilities); the exact fixed PowerStoreOS version is not included in the provided data, so obtain it from that advisory rather than assuming a number. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Begin immediately by isolating PowerStore T-series arrays from untrusted networks, inventorying all affected systems, and enabling monitoring and alerting for SDNAS component access attempts. …
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Same technique Authentication Bypass
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External POC / Exploit Code
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