Vulnerability-Lookup

CNVD-2020-66307

Vulnerability from cnvd - Published: 2020-11-25

Title

VMware ESXi权限提升漏洞

Description

VMware ESXi是一款虚拟化软件，软件支持windows平台运行。 VMware ESXi存在权限提升漏洞。该漏洞源于对某些系统调用的管理方式存在问题。仅在VMX进程中具有权限的攻击者可利用该漏洞在受影响的系统上提升权限。目前没有详细的漏洞细节提供。

Severity

低

Patch Name

VMware ESXi权限提升漏洞的补丁

Patch Description

VMware ESXi是一款虚拟化软件，软件支持windows平台运行。 VMware ESXi存在权限提升漏洞。该漏洞源于对某些系统调用的管理方式存在问题。仅在VMX进程中具有权限的攻击者可利用该漏洞在受影响的系统上提升权限。目前没有详细的漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.vmware.com/security/advisories/VMSA-2020-0026.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-4005

Impacted products

Name
['VMWare ESXi <7.0 ESXi70U1b-17168206', 'VMWare ESXi <6.7 ESXi670-202011101-SG', 'VMWare ESXi <6.5 ESXi650-202011301-SG']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-4005",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-4005"
    }
  },
  "description": "VMware ESXi\u662f\u4e00\u6b3e\u865a\u62df\u5316\u8f6f\u4ef6\uff0c\u8f6f\u4ef6\u652f\u6301windows\u5e73\u53f0\u8fd0\u884c\u3002\n\nVMware ESXi\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u67d0\u4e9b\u7cfb\u7edf\u8c03\u7528\u7684\u7ba1\u7406\u65b9\u5f0f\u5b58\u5728\u95ee\u9898\u3002\u4ec5\u5728VMX\u8fdb\u7a0b\u4e2d\u5177\u6709\u6743\u9650\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\u4e0a\u63d0\u5347\u6743\u9650\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.vmware.com/security/advisories/VMSA-2020-0026.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-66307",
  "openTime": "2020-11-25",
  "patchDescription": "VMware ESXi\u662f\u4e00\u6b3e\u865a\u62df\u5316\u8f6f\u4ef6\uff0c\u8f6f\u4ef6\u652f\u6301windows\u5e73\u53f0\u8fd0\u884c\u3002\r\n\r\nVMware ESXi\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u67d0\u4e9b\u7cfb\u7edf\u8c03\u7528\u7684\u7ba1\u7406\u65b9\u5f0f\u5b58\u5728\u95ee\u9898\u3002\u4ec5\u5728VMX\u8fdb\u7a0b\u4e2d\u5177\u6709\u6743\u9650\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\u4e0a\u63d0\u5347\u6743\u9650\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "VMware ESXi\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "VMWare ESXi \u003c7.0 ESXi70U1b-17168206",
      "VMWare ESXi \u003c6.7 ESXi670-202011101-SG",
      "VMWare ESXi \u003c6.5 ESXi650-202011301-SG"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-4005",
  "serverity": "\u4f4e",
  "submitTime": "2020-11-23",
  "title": "VMware ESXi\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2020-4005 (GCVE-0-2020-4005)

Vulnerability from cvelistv5 – Published: 2020-11-20 19:06 – Updated: 2024-08-04 07:52

Summary

VMware ESXi (7.0 before ESXi70U1b-17168206, 6.7 before ESXi670-202011101-SG, 6.5 before ESXi650-202011301-SG) contains a privilege-escalation vulnerability that exists in the way certain system calls are being managed. A malicious actor with privileges within the VMX process only, may escalate their privileges on the affected system. Successful exploitation of this issue is only possible when chained with another vulnerability (e.g. CVE-2020-4004)

Severity

No CVSS data available.

CWE

Privilege escalation vulnerability

Assigner

vmware mitre root

References

1 reference

URL	Tags
https://www.vmware.com/security/advisories/VMSA-2…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
n/a	VMware ESXi	Affected: 7.0 before ESXi70U1b-17168206 Affected: 6.7 before ESXi670-202011101-SG Affected: 6.5 before ESXi650-202011301-SG

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{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T07:52:20.623Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            "vendor_data": [
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    "dateReserved": "2019-12-30T00:00:00.000Z",
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}

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.

Detection rules are retrieved from Rulezet.

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.

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.