How severe is CVE-2021-36287?

CVE-2021-36287 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2021-36287 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36287?

CVE-2021-36287 affects Dell Emc Unity Operating Environment. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36287?

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-2021-36287 published?

CVE-2021-36287 was published on 2022-04-08 and last updated on 2026-06-17.

CVE-2021-36287

CVE-2021-36287 is a high-severity vulnerability in Dell Emc Unity Operating Environment with a CVSS 3.x base score of 7.3. 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 10.0
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Dell Emc Unity Operating Environment
Published: 2022-04-08
Last modified: 2026-06-17

Description

Dell VNX2 for file version 8.1.21.266 and earlier, contain an unauthenticated remote code execution vulnerability which may lead unauthenticated users to execute commands on the system.

Frequently asked questions

What is CVE-2021-36287?: Dell VNX2 for file version 8.1.21.266 and earlier, contain an unauthenticated remote code execution vulnerability which may lead unauthenticated users to execute commands on the system.
How severe is CVE-2021-36287?: CVE-2021-36287 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2021-36287 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36287?: CVE-2021-36287 affects Dell Emc Unity Operating Environment. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36287?: 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-2021-36287 published?: CVE-2021-36287 was published on 2022-04-08 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000191155/dsa-2021-164-dell-vnx2-control-station-security-update-for-multiple-vulnerabilities

Affected products (1)

cpe:2.3:a:dell:emc_unity_operating_environment:*:*:*:*:*:*:*:*

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