CNVD-2021-50918

Vulnerability from cnvd - Published: 2021-07-14
VLAI Severity ?
Title
多款NETGEAR产品授权问题漏洞（CNVD-2021-50918）
Description
NETGEAR R6400等都是美国网件（NETGEAR）公司的一款无线路由器。 多款NETGEAR产品中存在安全漏洞。攻击者可利用该漏洞绕过身份验证。
Severity
中
Patch Name
多款NETGEAR产品授权问题漏洞（CNVD-2021-50918）的补丁
Patch Description
NETGEAR R6400等都是美国网件（NETGEAR）公司的一款无线路由器。 多款NETGEAR产品中存在安全漏洞。攻击者可利用该漏洞绕过身份验证。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://kb.netgear.com/000051512/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-PSV-2017-0330

Reference
https://nvd.nist.gov/vuln/detail/CVE-2017-18743
Impacted products
Name
['NETGEAR R7100LG <1.0.0.32', 'NETGEAR R8300 <1.0.2.94', 'NETGEAR R8500 <1.0.2.94', 'NETGEAR R6300v2 <1.0.4.8', 'NETGEAR R6400 <1.0.1.20', 'NETGEAR R6700 <1.0.1.20', 'NETGEAR R6900 <1.0.1.20', 'NETGEAR R7000 <1.0.7.10', 'NETGEAR R7300DST <1.0.0.52', 'NETGEAR R7900 <1.0.1.16', 'NETGEAR R8000 <1.0.3.36', 'NETGEAR WNDR3400v3 <1.0.1.12', 'NETGEAR WNR3500Lv2 <1.2.0.40']
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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-18743"
    }
  },
  "description": "NETGEAR R6400\u7b49\u90fd\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08NETGEAR\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\n\u591a\u6b3eNETGEAR\u4ea7\u54c1\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://kb.netgear.com/000051512/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-PSV-2017-0330",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-50918",
  "openTime": "2021-07-14",
  "patchDescription": "NETGEAR R6400\u7b49\u90fd\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08NETGEAR\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\r\n\r\n\u591a\u6b3eNETGEAR\u4ea7\u54c1\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u8eab\u4efd\u9a8c\u8bc1\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": "\u591a\u6b3eNETGEAR\u4ea7\u54c1\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-50918\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "NETGEAR R7100LG \u003c1.0.0.32",
      "NETGEAR R8300 \u003c1.0.2.94",
      "NETGEAR R8500 \u003c1.0.2.94",
      "NETGEAR R6300v2 \u003c1.0.4.8",
      "NETGEAR R6400 \u003c1.0.1.20",
      "NETGEAR R6700 \u003c1.0.1.20",
      "NETGEAR R6900 \u003c1.0.1.20",
      "NETGEAR R7000 \u003c1.0.7.10",
      "NETGEAR R7300DST \u003c1.0.0.52",
      "NETGEAR R7900 \u003c1.0.1.16",
      "NETGEAR R8000 \u003c1.0.3.36",
      "NETGEAR WNDR3400v3 \u003c1.0.1.12",
      "NETGEAR WNR3500Lv2 \u003c1.2.0.40"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-18743",
  "serverity": "\u4e2d",
  "submitTime": "2020-04-24",
  "title": "\u591a\u6b3eNETGEAR\u4ea7\u54c1\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-50918\uff09"
}


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Sightings

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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.