CVE-2020-3982

high

Description

VMware ESXi (7.0 before ESXi_7.0.1-0.0.16850804, 6.7 before ESXi670-202008101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x), Fusion (11.x before 11.5.6) contain an out-of-bounds write vulnerability due to a time-of-check time-of-use issue in ACPI device. A malicious actor with administrative access to a virtual machine may be able to exploit this vulnerability to crash the virtual machine's vmx process or corrupt hypervisor's memory heap.

References

https://www.vmware.com/security/advisories/VMSA-2020-0023.html

Details

Source: Mitre, NVD

Published: 2020-10-20

Updated: 2020-10-30

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.7

Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H

Severity: High