Home/CVE/VMware ESXi, Workstation, and Fusion contain a double-fetch vulnerability in the UHCI USB controller. A malicious actor
CVE

CVE-2021-22041

VMware ESXi, Workstation, and Fusion contain a double-fetch vulnerability in the UHCI USB controller. A malicious actor

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.

MEDIUM · CVSS 6.7 EPSS 0.00459
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules10 YARA rules0
▤

Affected Products & Versions

6
vmware cloud foundation>= 3.0 and < 3.11
vmware cloud foundation>= 4.0 and < 4.4
vmware fusion>= 12.0.0 and < 12.2.1
vmware fusionall versions
vmware workstation>= 16.0.0 and < 16.2.1
vmware esxiall versions
◈

Sigma Hunt Rules

10
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumSuspicious Workstation Locking via Rundll32
productinformationalLocked Workstation
producthighESXi Admin Permission Assigned To Account Via ESXCLI
productmediumESXi Storage Information Discovery Via ESXCLI
productmediumESXi Network Configuration Discovery Via ESXCLI
productmediumESXi VSAN Information Discovery Via ESXCLI
▣

Scoring & Timeline

6.7
MEDIUM · CVSS v3.1 · security@vmware.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Feb 2022 · 05:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
vmware-vmsavmware-vmsa-security-advisories-vmsa-2022-0004-README
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.vmware.com/security/advisories/VMSA-2022-0004.htmlPatchVendor Advisory
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