cnvd - cnvd-2021-46358

cnvd-2021-46358

Vulnerability from cnvd

Title: 多款NETGEAR产品缓冲区溢出漏洞（CNVD-2021-46358）

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 WNDR3700是一款无线路由器。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-2021-46358）的补丁

Patch 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 WNDR3700是一款无线路由器。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。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/000055143/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2567

Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-21206

Impacted products

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

Name

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

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-21206"
    }
  },
  "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 WNDR3700\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\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/000055143/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2567",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-46358",
  "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 WNDR3700\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\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-2021-46358\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "NETGEAR R7800 \u003c1.0.2.40",
      "NETGEAR R9000 \u003c1.0.2.52",
      "NETGEAR R6100 \u003c1.0.1.20",
      "NETGEAR R7500 \u003c1.0.0.118",
      "NETGEAR WN3000RPv3 \u003c1.0.2.50",
      "NETGEAR D7800 \u003c1.0.1.30",
      "NETGEAR R7500v2 \u003c1.0.3.24",
      "NETGEAR WNDR4300v2 \u003c1.0.0.50",
      "NETGEAR WNDR4500v3 \u003c1.0.0.50",
      "NetGear WNDR4300 \u003c1.0.2.98",
      "NETGEAR WN2000RPTv3 \u003c1.0.1.20",
      "NETGEAR WN3100RPv2 \u003c1.0.0.56",
      "NETGEAR EX2700 \u003c1.0.1.28",
      "NetGear WNDR3700v4 \u003c1.0.2.96"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-21206",
  "serverity": "\u4e2d",
  "submitTime": "2020-04-29",
  "title": "\u591a\u6b3eNETGEAR\u4ea7\u54c1\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-46358\uff09"
}

CVE-2018-21206 (GCVE-0-2018-21206)

Vulnerability from cvelistv5

Published

2020-04-28 15:14

Modified

2024-08-05 12:26

Severity ?

8.8 (High) - CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

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.

References

▼	URL	Tags
	https://kb.netgear.com/000055143/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2567	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

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{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T12:26:39.234Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
          {
            "tags": [
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            ],
            "url": "https://kb.netgear.com/000055143/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-2567"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
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            }
          ]
        }
      ],
      "descriptions": [
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          "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",
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            "vectorString": "CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N",
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          }
        }
      ],
      "problemTypes": [
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      "providerMetadata": {
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        }
      ],
      "x_legacyV4Record": {
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        "affects": {
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                      "version": {
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        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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