Is CVE-2021-22041 in the CISA KEV catalog?

No. CVE-2021-22041 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-22041?

CVE-2021-22041 has a CVSS v3 base score of 6.7 (MEDIUM).

What is the EPSS score for CVE-2021-22041?

CVE-2021-22041 has an EPSS score of 0.55% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-22041?

Upgrade cloud foundation to 4.4 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-22041

MEDIUM

6.7

CVSS v3

NVD

Description

VMware ESXi, Workstation, and Fusion contain a double-fetch vulnerability in the UHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host.

How to fix

Remediation Available

cloud foundationNVD

Affected:>= 4.0, < 4.4Fixed in:4.4CVE-2021-22041derived from NVD

fusionNVD

Affected:>= 12.0.0, < 12.2.1Fixed in:12.2.1CVE-2021-22041derived from NVD

workstationNVD

Affected:>= 16.0.0, < 16.2.1Fixed in:16.2.1CVE-2021-22041derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.55%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Patch1

vmware.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.