Vulnerability CVE-2020-3966


Published: 2020-06-25

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.

Type:

CWE-362

CVSS2 => (AV:L/AC:H/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.7/10
6.4/10
1.9/10
Exploit range
Attack complexity
Authentication
Local
High
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Vmware -> Cloud foundation 
Vmware -> Fusion 
Vmware -> Workstation 
Vmware -> ESXI 

 References:
https://www.vmware.com/security/advisories/VMSA-2020-0015.html
https://www.zerodayinitiative.com/advisories/ZDI-20-783/

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