Is CVE-2020-3970 in the CISA KEV catalog?

No. CVE-2020-3970 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-3970?

CVE-2020-3970 has a CVSS v3 base score of 3.8 (LOW).

What is the EPSS score for CVE-2020-3970?

CVE-2020-3970 has an EPSS score of 0.38% (30th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-3970?

Upgrade cloud foundation to 4.0.1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2020-3970

LOW

3.8

CVSS v3

NVD

Description

VMware ESXi (7.0 before ESXi_7.0.0-1.20.16321839, 6.7 before ESXi670-202004101-SG and 6.5 before ESXi650-202005401-SG), Workstation (15.x before 15.5.5), and Fusion (11.x before 11.5.5) contain an out-of-bounds read vulnerability in the Shader functionality. A malicious actor with non-administrative local access to a virtual machine with 3D graphics enabled may be able to exploit this vulnerability to crash the virtual machine's vmx process leading to a partial denial of service condition.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

cloud foundationNVD

Affected:>= 4.0.0, < 4.0.1Fixed in:4.0.1CVE-2020-3970derived from NVD

fusionNVD

Affected:>= 11.0.0, < 11.5.5Fixed in:11.5.5CVE-2020-3970derived from NVD

workstationNVD

Affected:>= 15.0.0, < 15.5.5Fixed in:15.5.5CVE-2020-3970derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L

Exploit Intelligence

0.38%probability of exploitation in 30 days

30thpercentile

Low risk: more likely to be exploited than 30% of all known CVEs.

References

Vendor Advisory1

vmware.com

Third-Party Advisory1

zerodayinitiative.com

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.