How severe is CVE-2021-36278?

CVE-2021-36278 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36278 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-2021-36278?

CVE-2021-36278 primarily affects Dell Emc Powerscale Onefs. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-36278?

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-2021-36278 published?

CVE-2021-36278 was published on 2021-08-16 and last updated on 2026-06-17.

CVE-2021-36278

CVE-2021-36278 is a high-severity vulnerability in Dell Emc Powerscale Onefs with a CVSS 3.x base score of 8.1. 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-532.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 2.1
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Dell Emc Powerscale Onefs
Published: 2021-08-16
Last modified: 2026-06-17

Description

Dell EMC PowerScale OneFS versions 8.2.x, 9.1.0.x, and 9.1.1.1 contain a sensitive information exposure vulnerability in log files. A local malicious user with ISI_PRIV_LOGIN_SSH, ISI_PRIV_LOGIN_CONSOLE, or ISI_PRIV_SYS_SUPPORT privileges may exploit this vulnerability to access sensitive information. If any third-party consumes those logs, the same sensitive information is available to those systems as well.

Frequently asked questions

What is CVE-2021-36278?: Dell EMC PowerScale OneFS versions 8.2.x, 9.1.0.x, and 9.1.1.1 contain a sensitive information exposure vulnerability in log files. A local malicious user with ISI_PRIV_LOGIN_SSH, ISI_PRIV_LOGIN_CONSOLE, or ISI_PRIV_SYS_SUPPORT privileges may exploit this vulnerability to access sensitive information. If any third-party consumes those logs, the same sensitive information is available to those systems as well.
How severe is CVE-2021-36278?: CVE-2021-36278 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36278 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-2021-36278?: CVE-2021-36278 primarily affects Dell Emc Powerscale Onefs. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-36278?: 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-2021-36278 published?: CVE-2021-36278 was published on 2021-08-16 and last updated on 2026-06-17.

References

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

Affected products (3)

cpe:2.3:o:dell:emc_powerscale_onefs:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:9.1.1.1:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_powerscale_onefs:9.2.0:*:*:*:*:*:*:*

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