Vulnerability-Lookup

CNVD-2025-16553

Vulnerability from cnvd - Published: 2025-07-21

Title

Netgear DGND3700身份验证不当漏洞

Description

Netgear DGND3700是美国网件（NETGEAR）公司生产的双频千兆无线DSL路由器，主要用于家庭和中小企业网络连接。 Netgear DGND3700存在身份验证不当漏洞，该漏洞源于Basic Authentication的文件/BRS_top.html的未知部分，攻击者可利用该漏洞导致身份验证绕过。

Severity

高

Formal description

目前厂商尚未发布升级程序修复该安全问题，详情见厂商官网： https://www.netgear.com/

Reference

https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/backdoor.md

Impacted products

Name
Netgear DGND3700 1.1.00.15_1.00.15NA

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-4978",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-4978"
    }
  },
  "description": "Netgear DGND3700\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08NETGEAR\uff09\u516c\u53f8\u751f\u4ea7\u7684\u53cc\u9891\u5343\u5146\u65e0\u7ebfDSL\u8def\u7531\u5668\uff0c\u4e3b\u8981\u7528\u4e8e\u5bb6\u5ead\u548c\u4e2d\u5c0f\u4f01\u4e1a\u7f51\u7edc\u8fde\u63a5\u3002\n\nNetgear DGND3700\u5b58\u5728\u8eab\u4efd\u9a8c\u8bc1\u4e0d\u5f53\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eBasic Authentication\u7684\u6587\u4ef6/BRS_top.html\u7684\u672a\u77e5\u90e8\u5206\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51\uff1a\r\nhttps://www.netgear.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-16553",
  "openTime": "2025-07-21",
  "products": {
    "product": "Netgear DGND3700 1.1.00.15_1.00.15NA"
  },
  "referenceLink": "https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/backdoor.md",
  "serverity": "\u9ad8",
  "submitTime": "2025-05-28",
  "title": "Netgear DGND3700\u8eab\u4efd\u9a8c\u8bc1\u4e0d\u5f53\u6f0f\u6d1e"
}

CVE-2025-4978 (GCVE-0-2025-4978)

Vulnerability from cvelistv5 – Published: 2025-05-20 13:00 – Updated: 2025-05-20 14:55

Title

Netgear DGND3700 Basic Authentication BRS_top.html improper authentication

Summary

A vulnerability, which was classified as very critical, was found in Netgear DGND3700 1.1.00.15_1.00.15NA. This affects an unknown part of the file /BRS_top.html of the component Basic Authentication. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Other products might be affected as well. The vendor was contacted early about this disclosure.

Severity

9.3 (Critical)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.8 (Critical)


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

SSVC

Exploitation: poc Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-05-20 14:53 UTC

CWE

CWE-287 - Improper Authentication

Assigner

VulDB mitre root Scorecard

References

5 references

URL	Tags
https://vuldb.com/?id.309639	vdb-entry
https://vuldb.com/?ctiid.309639	signaturepermissions-required
https://vuldb.com/?submit.564712	third-party-advisory
https://github.com/at0de/my_vulns/blob/main/Netge…	exploit
https://www.netgear.com/	product

Impacted products

1 product

Vendor	Product	Version
Netgear	DGND3700	Affected: 1.1.00.15_1.00.15NA

Credits

153528990 (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-4978",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-20T14:53:20.546115Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-05-20T14:55:01.985Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/backdoor.md"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "Basic Authentication"
          ],
          "product": "DGND3700",
          "vendor": "Netgear",
          "versions": [
            {
              "status": "affected",
              "version": "1.1.00.15_1.00.15NA"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "153528990 (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability, which was classified as very critical, was found in Netgear DGND3700 1.1.00.15_1.00.15NA. This affects an unknown part of the file /BRS_top.html of the component Basic Authentication. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Other products might be affected as well. The vendor was contacted early about this disclosure."
        },
        {
          "lang": "de",
          "value": "Es wurde eine sehr kritische Schwachstelle in Netgear DGND3700 1.1.00.15_1.00.15NA gefunden. Betroffen hiervon ist ein unbekannter Ablauf der Datei /BRS_top.html der Komponente Basic Authentication. Dank der Manipulation mit unbekannten Daten kann eine improper authentication-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \u00fcber das Netzwerk. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 9.3,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 10,
            "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-20T13:00:08.375Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-309639 | Netgear DGND3700 Basic Authentication BRS_top.html improper authentication",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://vuldb.com/?id.309639"
        },
        {
          "name": "VDB-309639 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.309639"
        },
        {
          "name": "Submit #564712 | Netgear DGND3700v2 V1.1.00.15_1.00.15NA Backdoor",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.564712"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/at0de/my_vulns/blob/main/Netgear/DGND3700v2/backdoor.md"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.netgear.com/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-05-20T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-05-20T02:00:00.000Z",
          "value": "VulDB entry created"
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        {
          "lang": "en",
          "time": "2025-05-20T08:08:13.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Netgear DGND3700 Basic Authentication BRS_top.html improper authentication"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-4978",
    "datePublished": "2025-05-20T13:00:08.375Z",
    "dateReserved": "2025-05-20T06:02:40.058Z",
    "dateUpdated": "2025-05-20T14:55:01.985Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2025-16553

CVE-2025-4978 (GCVE-0-2025-4978)

Tags

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Nomenclature

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