CVE-2021-21553

8.8 highEPSS 0.2%

High (8.8) in dell powerscale onefs. EPSS 0.2% chance of exploitation in the next 30 days.

Dell PowerScale OneFS versions 8.1.0-9.1.0 contain an Incorrect User Management vulnerability.under some specific conditions, this can allow the CompAdmin user to elevate privileges and break out of Compliance mode. This is a critical vulnerability and Dell recommends upgrading at the earliest.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 12% of CVEs (scores of 2026-10-31)
CWE: CWE-286
Published: 2021-08-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

dell:powerscale_onefs

References

https://www.dell.com/support/kbdoc/000188148
https://www.dell.com/support/kbdoc/000188148

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