cnvd - cnvd-2021-46357

CNVD-2021-46357

Vulnerability from cnvd - Published: 2021-07-01

Title

多款NETGEAR产品缓冲区溢出漏洞（CNVD-2021-46357）

Description

NETGEAR D7800等都是美国网件（NETGEAR）公司的产品。NETGEAR D7800是一款无线调制解调器。NETGEAR EX2700是一款无线网络信号扩展器。NETGEAR R6100是一款无线路由器。多款NETGEAR产品中存在缓冲区溢出漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

Severity

中

Patch Name

多款NETGEAR产品缓冲区溢出漏洞（CNVD-2021-46357）的补丁

Patch Description

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/000055144/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2568

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-21205

Impacted products

Name
['NETGEAR D7800 <1.0.1.30', 'NETGEAR EX2700 <1.0.1.28', 'NETGEAR R6100 <1.0.1.20', 'NETGEAR R7500 <1.0.0.118', 'NETGEAR R7500v2 <1.0.3.24', 'NETGEAR R7800 <1.0.2.40', 'NETGEAR R9000 <1.0.2.52', 'NETGEAR WN2000RPTv3 <1.0.1.20', 'NETGEAR WN3000RPv3 <1.0.2.50', 'NETGEAR WN3100RPv2 <1.0.0.56', 'NetGear WNDR3700v4 <1.0.2.96', 'NetGear WNDR4300 <1.0.2.98', 'NETGEAR WNDR4300v2 <1.0.0.50', 'NETGEAR WNDR4500v3 <1.0.0.50']

Name

['NETGEAR D7800 <1.0.1.30', 'NETGEAR EX2700 <1.0.1.28', 'NETGEAR R6100 <1.0.1.20', 'NETGEAR R7500 <1.0.0.118', 'NETGEAR R7500v2 <1.0.3.24', 'NETGEAR R7800 <1.0.2.40', 'NETGEAR R9000 <1.0.2.52', 'NETGEAR WN2000RPTv3 <1.0.1.20', 'NETGEAR WN3000RPv3 <1.0.2.50', 'NETGEAR WN3100RPv2 <1.0.0.56', 'NetGear WNDR3700v4 <1.0.2.96', 'NetGear WNDR4300 <1.0.2.98', 'NETGEAR WNDR4300v2 <1.0.0.50', 'NETGEAR WNDR4500v3 <1.0.0.50']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-21205"
    }
  },
  "description": "NETGEAR D7800\u7b49\u90fd\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08NETGEAR\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002NETGEAR D7800\u662f\u4e00\u6b3e\u65e0\u7ebf\u8c03\u5236\u89e3\u8c03\u5668\u3002NETGEAR EX2700\u662f\u4e00\u6b3e\u65e0\u7ebf\u7f51\u7edc\u4fe1\u53f7\u6269\u5c55\u5668\u3002NETGEAR R6100\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\n\n\u591a\u6b3eNETGEAR\u4ea7\u54c1\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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/000055144/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2568",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-46357",
  "openTime": "2021-07-01",
  "patchDescription": "NETGEAR D7800\u7b49\u90fd\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08NETGEAR\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002NETGEAR D7800\u662f\u4e00\u6b3e\u65e0\u7ebf\u8c03\u5236\u89e3\u8c03\u5668\u3002NETGEAR EX2700\u662f\u4e00\u6b3e\u65e0\u7ebf\u7f51\u7edc\u4fe1\u53f7\u6269\u5c55\u5668\u3002NETGEAR R6100\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002\r\n\r\n\u591a\u6b3eNETGEAR\u4ea7\u54c1\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-46357\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "NETGEAR D7800 \u003c1.0.1.30",
      "NETGEAR EX2700 \u003c1.0.1.28",
      "NETGEAR R6100 \u003c1.0.1.20",
      "NETGEAR R7500 \u003c1.0.0.118",
      "NETGEAR R7500v2 \u003c1.0.3.24",
      "NETGEAR R7800 \u003c1.0.2.40",
      "NETGEAR R9000 \u003c1.0.2.52",
      "NETGEAR WN2000RPTv3 \u003c1.0.1.20",
      "NETGEAR WN3000RPv3 \u003c1.0.2.50",
      "NETGEAR WN3100RPv2 \u003c1.0.0.56",
      "NetGear WNDR3700v4 \u003c1.0.2.96",
      "NetGear WNDR4300 \u003c1.0.2.98",
      "NETGEAR WNDR4300v2 \u003c1.0.0.50",
      "NETGEAR WNDR4500v3 \u003c1.0.0.50"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-21205",
  "serverity": "\u4e2d",
  "submitTime": "2020-04-29",
  "title": "\u591a\u6b3eNETGEAR\u4ea7\u54c1\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-46357\uff09"
}

CVE-2018-21205 (GCVE-0-2018-21205)

Vulnerability from cvelistv5 – Published: 2020-04-28 15:13 – Updated: 2024-08-05 12:26

Summary

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Severity ?

8.8 (High)


                        
                          CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N

CWE

Assigner

mitre

References

URL

Tags

https://kb.netgear.com/000055144/Security-Advisor…

x_refsource_CONFIRM

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T12:26:39.538Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://kb.netgear.com/000055144/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2568"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-28T15:13:35",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://kb.netgear.com/000055144/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2568"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-21205",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT",
            "availabilityImpact": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N",
            "version": "3.0"
          }
        },
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-21205",
    "datePublished": "2020-04-28T15:13:35",
    "dateReserved": "2020-04-20T00:00:00",
    "dateUpdated": "2024-08-05T12:26:39.538Z",
    "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-2021-46357

CVE-2018-21205 (GCVE-0-2018-21205)

Tags

Sightings

Nomenclature