Vulnerability-Lookup

CNVD-2022-02651

Vulnerability from cnvd - Published: 2022-01-12

Title

Netgear Nighthawk R6700授权问题漏洞

Description

Netgear Nighthawk R6700是美国网件（Netgear）公司的一款无线路由器。 Netgear Nighthawk R6700中存在授权问题漏洞，该漏洞源于产品对UART控制台的访问缺少足够的保护。攻击者可利用该漏洞通过串口连接到UART端口不需身份验证即可以root身份执行命令。

Severity

高

Patch Name

Netgear Nighthawk R6700授权问题漏洞的补丁

Patch Description

Netgear Nighthawk R6700是美国网件（Netgear）公司的一款无线路由器。 Netgear Nighthawk R6700中存在授权问题漏洞，该漏洞源于产品对UART控制台的访问缺少足够的保护。攻击者可通过串口连接到UART端口不需身份验证即可以root身份执行命令。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://www.tenable.com/security/research/tra-2021-57

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-23147

Impacted products

Name
NETGEAR Nighthawk R6700 1.0.4.120

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-23147"
    }
  },
  "description": "Netgear Nighthawk R6700\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08Netgear\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nNetgear Nighthawk R6700\u4e2d\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u5bf9UART\u63a7\u5236\u53f0\u7684\u8bbf\u95ee\u7f3a\u5c11\u8db3\u591f\u7684\u4fdd\u62a4\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u4e32\u53e3\u8fde\u63a5\u5230UART\u7aef\u53e3\u4e0d\u9700\u8eab\u4efd\u9a8c\u8bc1\u5373\u53ef\u4ee5root\u8eab\u4efd\u6267\u884c\u547d\u4ee4\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://www.tenable.com/security/research/tra-2021-57",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-02651",
  "openTime": "2022-01-12",
  "patchDescription": "Netgear Nighthawk R6700\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08Netgear\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\r\n\r\nNetgear Nighthawk R6700\u4e2d\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u5bf9UART\u63a7\u5236\u53f0\u7684\u8bbf\u95ee\u7f3a\u5c11\u8db3\u591f\u7684\u4fdd\u62a4\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4e32\u53e3\u8fde\u63a5\u5230UART\u7aef\u53e3\u4e0d\u9700\u8eab\u4efd\u9a8c\u8bc1\u5373\u53ef\u4ee5root\u8eab\u4efd\u6267\u884c\u547d\u4ee4\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": "Netgear Nighthawk R6700\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "NETGEAR Nighthawk R6700 1.0.4.120"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-23147",
  "serverity": "\u9ad8",
  "submitTime": "2022-01-03",
  "title": "Netgear Nighthawk R6700\u6388\u6743\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2021-23147 (GCVE-0-2021-23147)

Vulnerability from cvelistv5 – Published: 2021-12-30 21:31 – Updated: 2024-08-03 18:58

Summary

Netgear Nighthawk R6700 version 1.0.4.120 does not have sufficient protections for the UART console. A malicious actor with physical access to the device is able to connect to the UART port via a serial connection and execute commands as the root user without authentication.

Severity ?

No CVSS data available.

CWE

Improper Access Control

Assigner

tenable

References

URL

Tags

https://www.tenable.com/security/research/tra-2021-57

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	Netgear Nighthawk R6700	Affected: 1.0.4.120

Show details on NVD website

JSON

To clipboard

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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:58:26.298Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/research/tra-2021-57"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Netgear Nighthawk R6700",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.4.120"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Netgear Nighthawk R6700 version 1.0.4.120 does not have sufficient protections for the UART console. A malicious actor with physical access to the device is able to connect to the UART port via a serial connection and execute commands as the root user without authentication."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper Access Control",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-12-30T21:31:20",
        "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
        "shortName": "tenable"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.tenable.com/security/research/tra-2021-57"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnreport@tenable.com",
          "ID": "CVE-2021-23147",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Netgear Nighthawk R6700",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "1.0.4.120"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Netgear Nighthawk R6700 version 1.0.4.120 does not have sufficient protections for the UART console. A malicious actor with physical access to the device is able to connect to the UART port via a serial connection and execute commands as the root user without authentication."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper Access Control"
                }
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        },
        "references": {
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            {
              "name": "https://www.tenable.com/security/research/tra-2021-57",
              "refsource": "MISC",
              "url": "https://www.tenable.com/security/research/tra-2021-57"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
    "assignerShortName": "tenable",
    "cveId": "CVE-2021-23147",
    "datePublished": "2021-12-30T21:31:20",
    "dateReserved": "2021-12-30T00:00:00",
    "dateUpdated": "2024-08-03T18:58:26.298Z",
    "state": "PUBLISHED"
  },
  "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-2022-02651

CVE-2021-23147 (GCVE-0-2021-23147)

Tags

Sightings

Nomenclature