How severe is CVE-2021-21531?

CVE-2021-21531 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2021-21531 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21531?

CVE-2021-21531 primarily affects Dell Solutions Enabler. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-21531?

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-2021-21531 published?

CVE-2021-21531 was published on 2021-04-30 and last updated on 2026-06-17.

CVE-2021-21531

CVE-2021-21531 is a high-severity vulnerability in Dell Solutions Enabler 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-669.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 4.6
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-669
Affected product: Dell Solutions Enabler
Published: 2021-04-30
Last modified: 2026-06-17

Description

Dell Unisphere for PowerMax versions prior to 9.2.1.6 contain an Authorization Bypass Vulnerability. A local authenticated malicious user with monitor role may exploit this vulnerability to perform unauthorized actions.

Frequently asked questions

What is CVE-2021-21531?: Dell Unisphere for PowerMax versions prior to 9.2.1.6 contain an Authorization Bypass Vulnerability. A local authenticated malicious user with monitor role may exploit this vulnerability to perform unauthorized actions.
How severe is CVE-2021-21531?: CVE-2021-21531 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2021-21531 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21531?: CVE-2021-21531 primarily affects Dell Solutions Enabler. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-21531?: 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-2021-21531 published?: CVE-2021-21531 was published on 2021-04-30 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/000184565

Affected products (5)

cpe:2.3:a:dell:solutions_enabler:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:solutions_enabler_virtual_appliance:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:unisphere_for_powermax:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:unisphere_for_powermax_virtual_appliance:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:powermax_os:5978:*:*:*:*:*:*:*

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