How severe is CVE-2021-21568?

CVE-2021-21568 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2021-21568 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21568?

CVE-2021-21568 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-2021-21568?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-21568 published?

CVE-2021-21568 was published on 2021-08-16 and last updated on 2026-06-17.

CVE-2021-21568

CVE-2021-21568 is a medium-severity vulnerability in Dell Emc Powerscale Onefs with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
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 insufficient logging vulnerability. An authenticated user with ISI_PRIV_LOGIN_PAPI could make un-audited and un-trackable configuration changes to settings that their roles have privileges to change.

Frequently asked questions

What is CVE-2021-21568?: Dell EMC PowerScale OneFS versions 8.2.x - 9.2.x contain an insufficient logging vulnerability. An authenticated user with ISI_PRIV_LOGIN_PAPI could make un-audited and un-trackable configuration changes to settings that their roles have privileges to change.
How severe is CVE-2021-21568?: CVE-2021-21568 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2021-21568 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21568?: CVE-2021-21568 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-2021-21568?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-21568 published?: CVE-2021-21568 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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