cnvd - cnvd-2025-24767

CNVD-2025-24767

Vulnerability from cnvd - Published: 2025-10-24

Title

D-Link DI-7100G缓冲区溢出漏洞

Description

D-Link DI-7100G是一款面向中小企业的上网行为管理路由器，支持千兆网络传输速率（部分型号标注为百兆），配备4个广域网接口和1个局域网接口，内置USB2.0端口，符合IEEE802.11n/g/b无线标准及IEEE802.3有线标准。 D-Link DI-7100G存在缓冲区溢出漏洞，该漏洞源于jhttpd服务的sub_451754函数中viav4参数未能正确验证输入数据的长度大小，攻击者可利用该漏洞导致拒绝服务。

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.dlink.com/en

Reference

https://github.com/glkfc/IoT-Vulnerability/blob/main/D-Link/Dlink_2.md

Impacted products

Name
D-Link DI-7100G 2020.2.21

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-57637",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-57637"
    }
  },
  "description": "D-Link DI-7100G\u662f\u4e00\u6b3e\u9762\u5411\u4e2d\u5c0f\u4f01\u4e1a\u7684\u4e0a\u7f51\u884c\u4e3a\u7ba1\u7406\u8def\u7531\u5668\uff0c\u652f\u6301\u5343\u5146\u7f51\u7edc\u4f20\u8f93\u901f\u7387\uff08\u90e8\u5206\u578b\u53f7\u6807\u6ce8\u4e3a\u767e\u5146\uff09\uff0c\u914d\u59074\u4e2a\u5e7f\u57df\u7f51\u63a5\u53e3\u548c1\u4e2a\u5c40\u57df\u7f51\u63a5\u53e3\uff0c\u5185\u7f6eUSB2.0\u7aef\u53e3\uff0c\u7b26\u5408IEEE802.11n/g/b\u65e0\u7ebf\u6807\u51c6\u53caIEEE802.3\u6709\u7ebf\u6807\u51c6\u3002\n\nD-Link DI-7100G\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ejhttpd\u670d\u52a1\u7684sub_451754\u51fd\u6570\u4e2dviav4\u53c2\u6570\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u8f93\u5165\u6570\u636e\u7684\u957f\u5ea6\u5927\u5c0f\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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.dlink.com/en",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-24767",
  "openTime": "2025-10-24",
  "products": {
    "product": "D-Link DI-7100G 2020.2.21"
  },
  "referenceLink": "https://github.com/glkfc/IoT-Vulnerability/blob/main/D-Link/Dlink_2.md",
  "serverity": "\u9ad8",
  "submitTime": "2025-09-25",
  "title": "D-Link DI-7100G\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2025-57637 (GCVE-0-2025-57637)

Vulnerability from cvelistv5 – Published: 2025-09-23 00:00 – Updated: 2025-09-24 18:39

Summary

Buffer overflow vulnerability in D-Link DI-7100G 2020-02-21 in the sub_451754 function of the jhttpd service in the viav4 parameter allowing attackers to cause a denial of service or execute arbitrary code.

Severity ?

7.5 (High)


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

CWE

Assigner

mitre

References

URL

Tags

	https://www.dlink.com/en/security-bulletin/
	https://github.com/glkfc/IoT-Vulnerability/blob/m…

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-57637",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-24T18:38:33.729073Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-122",
                "description": "CWE-122 Heap-based Buffer Overflow",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-24T18:39:03.567Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Buffer overflow vulnerability in D-Link DI-7100G 2020-02-21 in the sub_451754 function of the jhttpd service in the viav4 parameter allowing attackers to cause a denial of service or execute arbitrary code."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-23T18:44:28.882Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://www.dlink.com/en/security-bulletin/"
        },
        {
          "url": "https://github.com/glkfc/IoT-Vulnerability/blob/main/D-Link/Dlink_2.md"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2025-57637",
    "datePublished": "2025-09-23T00:00:00.000Z",
    "dateReserved": "2025-08-17T00:00:00.000Z",
    "dateUpdated": "2025-09-24T18:39:03.567Z",
    "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-2025-24767

CVE-2025-57637 (GCVE-0-2025-57637)

Tags

Sightings

Nomenclature