CVE-2021-21531

mediumpriority · track · 31EPSS 0.007 · 53 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.69% (53rd) EPSS

CVSS 4.6 · medium

Is it mine?

10 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.6–8.1

v2.04.6mediumAV:L/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 6.4

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:Hsecondary · ENISA EU

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:Hsecondary · security_alert@emc.comexploitability 2.8 · impact 5.2

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-669USprimaryCWE-602US

affected products (10)

Products and version ranges known to be affected.

Dell Unisphere for PowerMaxunspecified → 9.2.1.6enisa_euvdEU
dell powermax os= 5978nvdUScpe:2.3:o:dell:powermax_os:*:*:*:*:*:*:*:*
dell solutions enabler< 9.1.0.15nvdUScpe:2.3:a:dell:solutions_enabler:*:*:*:*:*:*:*:*
dell solutions enabler9.2.0 → 9.2.1.6nvdUScpe:2.3:a:dell:solutions_enabler:*:*:*:*:*:*:*:*
dell solutions enabler virtual appliance< 9.1.0.15nvdUScpe:2.3:a:dell:solutions_enabler_virtual_appliance:*:*:*:*:*:*:*:*
dell solutions enabler virtual appliance9.2.0 → 9.2.1.1nvdUScpe:2.3:a:dell:solutions_enabler_virtual_appliance:*:*:*:*:*:*:*:*
dell unisphere for powermax< 9.1.0.26nvdUScpe:2.3:a:dell:unisphere_for_powermax:*:*:*:*:*:*:*:*
dell unisphere for powermax9.2.1.0 → 9.2.1.6nvdUScpe:2.3:a:dell:unisphere_for_powermax:*:*:*:*:*:*:*:*
dell unisphere for powermax virtual appliance< 9.1.0.26nvdUScpe:2.3:a:dell:unisphere_for_powermax_virtual_appliance:*:*:*:*:*:*:*:*
dell unisphere for powermax virtual appliance9.2.1.0 → 9.2.1.6nvdUScpe:2.3:a:dell:unisphere_for_powermax_virtual_appliance:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2021-04-30modified 2026-06-17

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+123 more

references (6)

External citations — patches, advisories, analysis.

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