Is CVE-2021-21531 in the CISA KEV catalog?

No. CVE-2021-21531 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-21531?

CVE-2021-21531 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2021-21531?

CVE-2021-21531 has an EPSS score of 0.69% (48th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-21531?

Upgrade solutions enabler to 9.2.1.6 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-21531

HIGH

8.1

CVSS v3

NVD

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.

CWE-602 CWE-669

How to fix

Remediation Available

solutions enablerNVD

Affected:>= 9.2.0, < 9.2.1.6Fixed in:9.2.1.6CVE-2021-21531derived from NVD

solutions enabler virtual applianceNVD

Affected:>= 9.2.0, < 9.2.1.1Fixed in:9.2.1.1CVE-2021-21531derived from NVD

unisphere for powermax virtual applianceNVD

Affected:>= 9.2.1.0, < 9.2.1.6Fixed in:9.2.1.6CVE-2021-21531derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Exploit Intelligence

0.69%probability of exploitation in 30 days

48thpercentile

Moderate risk: more likely to be exploited than 48% of all known CVEs.

References

Vendor Advisory1

dell.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.