How severe is CVE-2021-36279?

CVE-2021-36279 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36279 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36279?

CVE-2021-36279 primarily affects Dell Emc Powerscale Onefs. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-36279?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-36279 published?

CVE-2021-36279 was published on 2021-08-16 and last updated on 2026-06-17.

CVE-2021-36279

CVE-2021-36279 is a high-severity vulnerability in Dell Emc Powerscale Onefs with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-732.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Dell Emc Powerscale Onefs
Published: 2021-08-16
Last modified: 2026-06-17

Description

Dell EMC PowerScale OneFS versions 8.2.x - 9.2.x contain an incorrect permission assignment for critical resource vulnerability. This could allow a user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE to access privileged information about the cluster.

Frequently asked questions

What is CVE-2021-36279?: Dell EMC PowerScale OneFS versions 8.2.x - 9.2.x contain an incorrect permission assignment for critical resource vulnerability. This could allow a user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE to access privileged information about the cluster.
How severe is CVE-2021-36279?: CVE-2021-36279 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36279 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36279?: CVE-2021-36279 primarily affects Dell Emc Powerscale Onefs. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-36279?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-36279 published?: CVE-2021-36279 was published on 2021-08-16 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/000190408

Affected products (2)

cpe:2.3:o:dell:emc_powerscale_onefs:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.2:*:*:*:*:*:*:*

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