Medium severity · published Dec 21, 2020
CVE-2020-3999
VMware ESXi (7.0 prior to ESXi70U1c-17325551), VMware Workstation (16.x prior to 16.0 and 15.x prior to 15.5.7), VMware Fusion (12.x prior to 12.0 and 11.x prior to 11.5.7) and…
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
VMware ESXi (7.0 prior to ESXi70U1c-17325551), VMware Workstation (16.x prior to 16.0 and 15.x prior to 15.5.7), VMware Fusion (12.x prior to 12.0 and 11.x prior to 11.5.7) and VMware Cloud Foundation contain a denial of service vulnerability due to improper input validation in GuestInfo. A malicious actor with normal user privilege access to a virtual machine can crash the virtual machine's vmx process leading to a denial of service condition.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
ESXi · VMware
7.0; 7.0; 7.0; 7.0; 7.0 · source: NVD
FU
Fusion · Vmware
11.5.0 before 11.5.7 · source: NVD
WO
Workstation · Vmware
15.0.0 before 15.5.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-3999
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-3999
Patch
https://www.vmware.com/security/advisories/VMSA-2020-0029.html
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