VMware ESXi (6.7 before ESXi670-202004101-SG and 6.5 before ESXi650-202005401-SG), VMware Workstation (15.x before 15.5.2) and VMware Fusio…

published 2020-05-29 6y ago modified 2026-06-17 4mo ago also EUVD-2020-25223

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits: 0; none known

VMware ESXi (6.7 before ESXi670-202004101-SG and 6.5 before ESXi650-202005401-SG), VMware Workstation (15.x before 15.5.2) and VMware Fusion (11.x before 11.5.2) contain a denial-of-service vulnerability in the shader functionality. Successful exploitation of this issue may allow attackers with non-administrative access to a virtual machine to crash the virtual machine's vmx process leading to a denial of service condition.

Patch / fix

fixed in 2

vmware fusion 11.5.2
vmware workstation 15.5.2

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Exploit prediction

0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD	2.0	2.1	AV:L/AC:L/Au:N/C:N/I:N/A:P

Affected products

VMware VMware ESXi
VMware VMware Workstation
VMware VMware Fusion

Classification

Weakness

CWE-617 Reachable Assertion

Technology feeds

VMware rss critical rss

References

vmware.com /security/advisories/VMSA-2020-0011.html
vendor-advisory
talosintelligence.com /vulnerability_reports/TALOS-2019-0957
third-party-advisory

Sources

CVE List CVE-2020-3958
NVD CVE-2020-3958

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.