CVE-2020-26181

Name: CVE-2020-26181
Creator: NVD / NIST
Published: 2021-01-05T22:15:13.673+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.25%

Last modified Jun 17, 2026

CVE-2020-26181 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Dell EMC Isilon OneFS versions 8.1 and later and Dell EMC PowerScale OneFS version 9.0.0 contain a privilege escalation vulnerability on a SmartLock Compliance mode cluster. The compadmin user connecting using ISI PRIV LOGIN SSH or ISI PRIV LOGIN CONSOLE can elevate privileges to the root user if they have ISI PRIV HARDENING privileges.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

Dell EMC Isilon OneFS versions 8.1 and later and Dell EMC PowerScale OneFS version 9.0.0 contain a privilege escalation vulnerability on a SmartLock Compliance mode cluster. The compadmin user connecting using ISI PRIV LOGIN SSH or ISI PRIV LOGIN CONSOLE can elevate privileges to the root user if they have ISI PRIV HARDENING privileges.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.25%

16.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Dell	Emc Isilon Onefs	<= 8.1.0.0
Dell	Emc Powerscale Onefs	9.0.0

References

Timeline

Published: Jan 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26181?

How severe is CVE-2020-26181?

CVE-2020-26181 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26181?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-26181?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST