CVE-2020-3971 (GCVE-0-2020-3971)
Vulnerability from cvelistv5 – Published: 2020-06-25 14:55 – Updated: 2024-08-04 07:52
VLAI
EPSS
VEX
Summary
VMware ESXi (6.7 before ESXi670-201904101-SG and 6.5 before ESXi650-201907101-SG), Workstation (15.x before 15.0.2), and Fusion (11.x before 11.0.2) contain a heap overflow vulnerability in the vmxnet3 virtual network adapter. A malicious actor with local access to a virtual machine with a vmxnet3 network adapter present may be able to read privileged information contained in physical memory.
Severity
5.5 (Medium)
CWE
- Heap overflow vulnerability
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.vmware.com/security/advisories/VMSA-2… | x_refsource_CONFIRM |
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| VMware | VMware ESXi |
Affected:
6.7 before ESXi670-201904101-SG
Affected: 6.5 before ESXi650-201907101-SG |
guessed | |
| VMware | Workstation |
Affected:
15.x before 15.0.2
|
guessed | |
| VMware | Fusion |
Affected:
11.x before 11.0.2
|
guessed |
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"value": "VMware ESXi (6.7 before ESXi670-201904101-SG and 6.5 before ESXi650-201907101-SG), Workstation (15.x before 15.0.2), and Fusion (11.x before 11.0.2) contain a heap overflow vulnerability in the vmxnet3 virtual network adapter. A malicious actor with local access to a virtual machine with a vmxnet3 network adapter present may be able to read privileged information contained in physical memory."
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"value": "VMware ESXi (versiones 6.7 anteriores a ESXi670-201904101-SG y versiones 6.5 anteriores a ESXi650-201907101-SG), Workstation (versiones 15.x anteriores a 15.0.2) y Fusion (versiones 11.x anteriores a 11.0.2), contiene una vulnerabilidad de desbordamiento de la pila en el adaptador de red virtual vmxnet3. Un actor malicioso con acceso local a una m\u00e1quina virtual con un adaptador de red vmxnet3 presente puede ser capaz de leer informaci\u00f3n privilegiada contenida en la memoria f\u00edsica"
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "VMware ESXi (6.7 before ESXi670-201904101-SG and 6.5 before ESXi650-201907101-SG), Workstation (15.x before 15.0.2), and Fusion (11.x before 11.0.2) contain a heap overflow vulnerability in the vmxnet3 virtual network adapter. A malicious actor with local access to a virtual machine with a vmxnet3 network adapter present may be able to read privileged information contained in physical memory."
},
{
"lang": "es",
"value": "VMware ESXi (versiones 6.7 anteriores a ESXi670-201904101-SG y versiones 6.5 anteriores a ESXi650-201907101-SG), Workstation (versiones 15.x anteriores a 15.0.2) y Fusion (versiones 11.x anteriores a 11.0.2), contiene una vulnerabilidad de desbordamiento de la pila en el adaptador de red virtual vmxnet3. Un actor malicioso con acceso local a una m\u00e1quina virtual con un adaptador de red vmxnet3 presente puede ser capaz de leer informaci\u00f3n privilegiada contenida en la memoria f\u00edsica"
}
],
"id": "CVE-2020-3971",
"lastModified": "2024-11-21T05:32:05.303",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
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"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "NONE",
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"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
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"impactScore": 2.9,
"obtainAllPrivilege": false,
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"source": "nvd@nist.gov",
"type": "Primary",
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}
],
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{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
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"source": "nvd@nist.gov",
"type": "Primary"
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},
"published": "2020-06-25T15:15:11.507",
"references": [
{
"source": "security@vmware.com",
"tags": [
"Vendor Advisory"
],
"url": "https://www.vmware.com/security/advisories/VMSA-2020-0015.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
"url": "https://www.vmware.com/security/advisories/VMSA-2020-0015.html"
}
],
"sourceIdentifier": "security@vmware.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-787"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
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]
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},
"redhat_vex": {
"current_release_date": "2025-05-22T17:46:29+00:00",
"cve": "CVE-2020-3971",
"id": "CVE-2020-3971",
"initial_release_date": "2020-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "CVE-2020-3971",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-3971.json",
"version": "3"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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