title: Use-after-free vulnerability
description: VMware ESXi, Workstation, and Fusion contain a use-after-free 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. On ESXi, the exploitation is contained within the VMX sandbox whereas, on Workstation and Fusion, this may lead to code execution on the machine where Workstation or Fusion is installed.
affected:
{
defaultStatus: unaffected
product: VMware ESXi
vendor: n/a
versions:
lessThan: ESXi80U2sb-23305545, status: affected, version: 8.0, versionType: custom
lessThan: ESXi80U1d-23299997, status: affected, version: 8.0, versionType: custom
lessThan: ESXi70U3p-23307199, status: affected, version: 7.0, versionType: custom
}
{
defaultStatus: unaffected
product: VMware Workstation
vendor: n/a
versions:
lessThan: 17.5.1, status: affected, version: 17.x, versionType: custom
}
{
defaultStatus: unaffected
product: VMware Fusion
vendor: n/a
versions:
lessThan: 13.5.1, status: affected, version: 13.x, versionType: custom
}
{
defaultStatus: unaffected
product: VMware Cloud Foundation
vendor: n/a
versions:
status: affected, version: 5.x
status: affected, version: 4.x
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 9.3
baseSeverity: CRITICAL
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL