cnvd - cnvd-2021-87328

CNVD-2021-87328

Vulnerability from cnvd - Published: 2021-11-16

Title

Microsoft Hyper-V拒绝服务漏洞

Description

Microsoft Hyper-V是美国微软（Microsoft）公司的一个应用程序。一种系统管理程序虚拟化技术，能够实现桌面虚拟化。 Microsoft Hyper-V存在拒绝服务漏洞，攻击者可利用该漏洞导致目标系统停止响应。

Severity

低

Patch Name

Microsoft Hyper-V拒绝服务漏洞的补丁

Patch Description

Microsoft Hyper-V是美国微软（Microsoft）公司的一个应用程序。一种系统管理程序虚拟化技术，能够实现桌面虚拟化。 Microsoft Hyper-V存在拒绝服务漏洞，攻击者可利用该漏洞导致目标系统停止响应。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://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42274

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42274

Impacted products

Name
['Microsoft Windows 10 1607', 'Microsoft Windows Server 2016', 'Microsoft Windows Server 2019', 'Microsoft Windows Server 2022 null', 'Microsoft Windows 10 1809', 'Microsoft Windows Server 2004', 'Microsoft Windows 10 2004', 'Microsoft Windows 10 20H2', 'Microsoft Windows Server 20H2', 'Microsoft Windows 10 21H1', 'Microsoft Windows 11']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42274",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42274"
    }
  },
  "description": "Microsoft Hyper-V\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u3002\u4e00\u79cd\u7cfb\u7edf\u7ba1\u7406\u7a0b\u5e8f\u865a\u62df\u5316\u6280\u672f\uff0c\u80fd\u591f\u5b9e\u73b0\u684c\u9762\u865a\u62df\u5316\u3002\n\nMicrosoft Hyper-V\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u76ee\u6807\u7cfb\u7edf\u505c\u6b62\u54cd\u5e94\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://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42274",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-87328",
  "openTime": "2021-11-16",
  "patchDescription": "Microsoft Hyper-V\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u3002\u4e00\u79cd\u7cfb\u7edf\u7ba1\u7406\u7a0b\u5e8f\u865a\u62df\u5316\u6280\u672f\uff0c\u80fd\u591f\u5b9e\u73b0\u684c\u9762\u865a\u62df\u5316\u3002\r\n\r\nMicrosoft Hyper-V\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u76ee\u6807\u7cfb\u7edf\u505c\u6b62\u54cd\u5e94\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": "Microsoft Hyper-V\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Windows 10 1607",
      "Microsoft Windows Server 2016",
      "Microsoft Windows Server 2019",
      "Microsoft Windows Server 2022 null",
      "Microsoft Windows 10 1809",
      "Microsoft Windows Server 2004",
      "Microsoft Windows 10 2004",
      "Microsoft Windows 10 20H2",
      "Microsoft Windows Server 20H2",
      "Microsoft Windows 10 21H1",
      "Microsoft Windows 11"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42274",
  "serverity": "\u4f4e",
  "submitTime": "2021-11-12",
  "title": "Microsoft Hyper-V\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2021-42274 (GCVE-0-2021-42274)

Vulnerability from cvelistv5 – Published: 2021-11-10 00:46 – Updated: 2024-08-04 03:30

Summary

Windows Hyper-V Discrete Device Assignment (DDA) Denial of Service Vulnerability

Severity ?

6.8 (Medium)


                        
                          CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C

CWE

Denial of Service

Assigner

microsoft

References

URL

Tags

https://portal.msrc.microsoft.com/en-US/security-…

x_refsource_MISC

Impacted products

Vendor

Product

Version

Microsoft

Windows 10 Version 1809

Affected: 10.0.0 , < 10.0.17763.2300 (custom)
cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2300:*:*:*:*:*:x64:*

Microsoft	Windows Server 2019	Affected: 10.0.0 , < 10.0.17763.2300 (custom) cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2300:::::::*
Microsoft	Windows Server 2019 (Server Core installation)	Affected: 10.0.0 , < 10.0.17763.2300 (custom) cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2300:::::::*
Microsoft	Windows 10 Version 21H1	Affected: 10.0.0 , < 10.0.19043.1348 (custom) cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348::::::x64:
Microsoft	Windows Server 2022	Affected: 10.0.0 , < 10.0.20348.350 (custom) cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.350:::::::*
Microsoft	Windows 10 Version 2004	Affected: 10.0.0 , < 10.0.19041.1348 (custom) cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1348::::::x64:
Microsoft	Windows Server version 2004	Affected: 10.0.0 , < 10.0.19041.1348 (custom) cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1348:::::::*
Microsoft	Windows Server version 20H2	Affected: 10.0.0 , < 10.0.19041.1348 (custom) cpe:2.3:o:microsoft:windows_server_20H2:10.0.19041.1348:::::::*
Microsoft	Windows 11 version 21H2	Affected: 10.0.0 , < 10.0.22000.318 (custom) cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.318::::::x64:
Microsoft	Windows 10 Version 1607	Affected: 10.0.0 , < 10.0.14393.4770 (custom) cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4770::::::x64:
Microsoft	Windows Server 2016	Affected: 10.0.0 , < 10.0.14393.4770 (custom) cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4770:::::::*
Microsoft	Windows Server 2016 (Server Core installation)	Affected: 10.0.0 , < 10.0.14393.4770 (custom) cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4770:::::::*

Show details on NVD website

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:30:37.973Z",
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              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42274"
          }
        ],
        "title": "CVE Program Container"
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            "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2300:*:*:*:*:*:x64:*"
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          "product": "Windows Server version 20H2",
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          "versions": [
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          "product": "Windows 11 version 21H2",
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      "metrics": [
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C",
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      },
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        }
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      "title": "Windows Hyper-V Discrete Device Assignment (DDA) Denial of Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
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    "datePublished": "2021-11-10T00:46:57",
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    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2021-87328

CVE-2021-42274 (GCVE-0-2021-42274)

Tags

Sightings

Nomenclature