Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
High
Attack Vector
Local
0

CVE-2020-3966

Disclosure Date: June 25, 2020
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

VMware ESXi (7.0 before ESXi_7.0.0-1.20.16321839, 6.7 before ESXi670-202004101-SG and 6.5 before ESXi650-202005401-SG), Workstation (15.x before 15.5.2), and Fusion (11.x before 11.5.2) contain a heap-overflow due to a race condition issue in the USB 2.0 controller (EHCI). A malicious actor with local access to a virtual machine may be able to exploit this vulnerability to execute code on the hypervisor from a virtual machine. Additional conditions beyond the attacker’s control must be present for exploitation to be possible.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
6
Exploitability Score:
0.8
Vector:
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack Vector (AV):
Local
Attack Complexity (AC):
High
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • vmware

Products

  • cloud foundation,
  • esxi 6.5,
  • esxi 6.7,
  • esxi 7.0.0,
  • fusion,
  • workstation

Additional Info

Technical Analysis