CNVD-2021-08834

Vulnerability from cnvd - Published: 2021-02-02
VLAI Severity ?
Title
Microsoft Windows Hyper-V远程代码执行漏洞（CNVD-2021-08834）
Description
Microsoft Windows Hyper-V是美国微软（Microsoft）公司的一款可提供硬件虚拟化的工具。该软件允许创建虚拟硬盘驱动器、虚拟交换机以及许多其他虚拟设备。 Microsoft Windows Hyper-V存在远程代码执行漏洞。攻击者可通过运行特制应用程序利用该漏洞导致Hyper-V主机操作系统执行任意代码。
Severity
高
Patch Name
Microsoft Windows Hyper-V远程代码执行漏洞（CNVD-2021-08834）的补丁
Patch Description
Microsoft Windows Hyper-V是美国微软（Microsoft）公司的一款可提供硬件虚拟化的工具。该软件允许创建虚拟硬盘驱动器、虚拟交换机以及许多其他虚拟设备。 Microsoft Windows Hyper-V存在远程代码执行漏洞。攻击者可通过运行特制应用程序利用该漏洞导致Hyper-V主机操作系统执行任意代码。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-2020-16891

Reference
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16891
Impacted products
Name
['Microsoft Windows Server 2008', 'Microsoft Windows Server 2008 R2', 'Microsoft Windows Windows Server 2012', 'Microsoft Windows Server 2012 R2', 'Microsoft Windows 10 1607', 'Microsoft Windows 7 无', 'Microsoft Windows 10', 'Microsoft Microsoft Windows Server 1903', 'Microsoft Windows 10 1709', 'Microsoft Windows 10 1803', 'Microsoft Windows 10 1809', 'Microsoft Windows 10 1903', 'Microsoft Windows Server 1909', 'Microsoft Windows 10 1909', 'Microsoft Windows Server 2004', 'Microsoft Windows 10 2004']
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-16891",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-16891"
    }
  },
  "description": "Microsoft Windows Hyper-V\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u53ef\u63d0\u4f9b\u786c\u4ef6\u865a\u62df\u5316\u7684\u5de5\u5177\u3002\u8be5\u8f6f\u4ef6\u5141\u8bb8\u521b\u5efa\u865a\u62df\u786c\u76d8\u9a71\u52a8\u5668\u3001\u865a\u62df\u4ea4\u6362\u673a\u4ee5\u53ca\u8bb8\u591a\u5176\u4ed6\u865a\u62df\u8bbe\u5907\u3002\n\nMicrosoft Windows Hyper-V\u5b58\u5728\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fd0\u884c\u7279\u5236\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4Hyper-V\u4e3b\u673a\u64cd\u4f5c\u7cfb\u7edf\u6267\u884c\u4efb\u610f\u4ee3\u7801\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-2020-16891",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-08834",
  "openTime": "2021-02-02",
  "patchDescription": "Microsoft Windows Hyper-V\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u53ef\u63d0\u4f9b\u786c\u4ef6\u865a\u62df\u5316\u7684\u5de5\u5177\u3002\u8be5\u8f6f\u4ef6\u5141\u8bb8\u521b\u5efa\u865a\u62df\u786c\u76d8\u9a71\u52a8\u5668\u3001\u865a\u62df\u4ea4\u6362\u673a\u4ee5\u53ca\u8bb8\u591a\u5176\u4ed6\u865a\u62df\u8bbe\u5907\u3002\r\n\r\nMicrosoft Windows Hyper-V\u5b58\u5728\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fd0\u884c\u7279\u5236\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4Hyper-V\u4e3b\u673a\u64cd\u4f5c\u7cfb\u7edf\u6267\u884c\u4efb\u610f\u4ee3\u7801\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 Windows Hyper-V\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2021-08834\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Windows Server 2008",
      "Microsoft Windows Server 2008 R2",
      "Microsoft Windows Windows Server 2012",
      "Microsoft Windows Server 2012 R2",
      "Microsoft Windows 10 1607",
      "Microsoft Windows 7 \u65e0",
      "Microsoft Windows 10",
      "Microsoft Microsoft Windows Server 1903",
      "Microsoft Windows 10 1709",
      "Microsoft Windows 10 1803",
      "Microsoft Windows 10 1809",
      "Microsoft Windows 10 1903",
      "Microsoft Windows Server 1909",
      "Microsoft Windows 10 1909",
      "Microsoft Windows Server 2004",
      "Microsoft Windows 10 2004"
    ]
  },
  "referenceLink": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16891",
  "serverity": "\u9ad8",
  "submitTime": "2020-10-16",
  "title": "Microsoft Windows Hyper-V\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2021-08834\uff09"
}


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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.