Heap Overflow Vulnerability in VMware ESXi, Workstation, and Fusion
CVE-2020-3967

7.5HIGH

Key Information:

Vendor
Vmware
Vendor
CVE Published:
25 June 2020

Summary

VMware ESXi, Workstation, and Fusion are susceptible to a heap overflow vulnerability in the USB 2.0 controller (EHCI). This vulnerability allows a malicious actor with local access to a virtual machine to potentially execute code on the hypervisor. For the exploit to be successful, additional conditions must be present beyond the attacker's control, making it a complex scenario for unauthorized code execution. IT administrators should prioritize patching and securing their VMware products as indicated in the official advisory.

Affected Version(s)

Fusion 11.x before 11.5.5

VMware ESXi 7.0 before ESXi_7.0.0-1.20.16321839

VMware ESXi 6.7 before ESXi670-202004101-SG

References

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.