CVE-2021-21565

5.3 mediumEPSS 0.9%

Medium (5.3) in dell powerscale onefs. EPSS 0.9% chance of exploitation in the next 30 days.

Dell PowerScale OneFS versions 9.1.0.3 and earlier contain a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.

Severity

CVSS 3.1

5.3 medium

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

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)
CWEs: CWE-834, CWE-400
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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