CVE-2020-3995 json
In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11…
published 2020-10-20 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-25260
- cvss
- 5.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11.1.0), the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigger a memory leak issue resulting in memory resource exhaustion on the hypervisor if the attack is sustained for extended periods of time.
Patch / fix
- vmware cloud_foundation 3.9
- vmware workstation 15.1.0
- vmware fusion 11.1.0
Exploit prediction
1.11% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:N/A:P |
Affected products
- n/a VMware ESXi, Workstation, Fusion
Classification
- Weakness
-
- CWE-401 Missing Release of Memory after Effective Lifetime
- Technology feeds
References
-
vmware.com
/security/advisories/VMSA-2020-0023.html
patch, vendor-advisory
Sources
- CVE List CVE-2020-3995
- NVD CVE-2020-3995
Fencer Vulns 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.