CVE-2021-21506

8.8 highEPSS 1.1%

High (8.8) in dell emc powerscale onefs. EPSS 1.1% chance of exploitation in the next 30 days.

PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 contains an improper input sanitization issue in its API handler. An un-authtenticated with ISI_PRIV_SYS_SUPPORT and ISI_PRIV_LOGIN_PAPI privileges could potentially exploit this vulnerability, leading to potential privileges escalation.

Severity

CVSS 3.1

8.8 high

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

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-11-01)
CWE: CWE-20
Published: 2021-03-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

dell:emc_powerscale_onefs

References

https://www.dell.com/support/kbdoc/000183717
https://www.dell.com/support/kbdoc/000183717

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