Vulnerability-Lookup

CNVD-2025-16668

Vulnerability from cnvd - Published: 2025-07-23

Title

D-Link DI-8100缓冲区溢出漏洞（CNVD-2025-16668）

Description

D-Link DI-8100是D-Link公司的一款企业级路由器设备。 D-Link DI-8100 1.0版本存在缓冲区溢出漏洞，该漏洞源于组件jhttpd的/upnp_ctrl.asp文件中sprintf函数对参数remove_ext_proto/remove_ext_port的处理不当。攻击者可利用该漏洞通过远程构造恶意参数，触发缓冲区溢出，从而执行任意代码或导致服务崩溃。

Severity

高

Formal description

目前厂商尚未发布升级补丁以修复这个安全问题，请到厂商的主页下载： https://vuldb.com/?id.317026

Reference

https://vuldb.com/?id.317026 https://vuldb.com/?ctiid.317026 https://vuldb.com/?submit.618640 https://vuldb.com/?submit.618641 https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md https://www.dlink.com/

Impacted products

Name
D-Link DI-8100 1.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-7911",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-7911"
    }
  },
  "description": "D-Link DI-8100\u662fD-Link\u516c\u53f8\u7684\u4e00\u6b3e\u4f01\u4e1a\u7ea7\u8def\u7531\u5668\u8bbe\u5907\u3002\n\nD-Link DI-8100 1.0\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7ec4\u4ef6jhttpd\u7684/upnp_ctrl.asp\u6587\u4ef6\u4e2dsprintf\u51fd\u6570\u5bf9\u53c2\u6570remove_ext_proto/remove_ext_port\u7684\u5904\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u8fdc\u7a0b\u6784\u9020\u6076\u610f\u53c2\u6570\uff0c\u89e6\u53d1\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u4ece\u800c\u6267\u884c\u4efb\u610f\u4ee3\u7801\u6216\u5bfc\u81f4\u670d\u52a1\u5d29\u6e83\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttps://vuldb.com/?id.317026",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-16668",
  "openTime": "2025-07-23",
  "products": {
    "product": "D-Link DI-8100 1.0"
  },
  "referenceLink": "https://vuldb.com/?id.317026\r\nhttps://vuldb.com/?ctiid.317026\r\nhttps://vuldb.com/?submit.618640\r\nhttps://vuldb.com/?submit.618641\r\nhttps://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md\r\nhttps://www.dlink.com/",
  "serverity": "\u9ad8",
  "submitTime": "2025-07-23",
  "title": "D-Link DI-8100\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2025-16668\uff09"
}

CVE-2025-7911 (GCVE-0-2025-7911)

Vulnerability from cvelistv5 – Published: 2025-07-20 22:32 – Updated: 2025-07-21 12:40

Title

D-Link DI-8100 jhttpd upnp_ctrl.asp sprintf stack-based overflow

Summary

A vulnerability classified as critical was found in D-Link DI-8100 1.0. This vulnerability affects the function sprintf of the file /upnp_ctrl.asp of the component jhttpd. The manipulation of the argument remove_ext_proto/remove_ext_port leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Severity

8.7 (High)


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

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

8.8 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-07-21 12:40 UTC

CWE

CWE-121 - Stack-based Buffer Overflow
CWE-119 - Memory Corruption

Assigner

VulDB mitre root

References

6 references

URL	Tags
https://vuldb.com/?id.317026	vdb-entrytechnical-description
https://vuldb.com/?ctiid.317026	signaturepermissions-required
https://vuldb.com/?submit.618640	third-party-advisory
https://vuldb.com/?submit.618641	third-party-advisory
https://github.com/buobo/bo-s-CVE/blob/main/DI-81…	exploit
https://www.dlink.com/	product

Impacted products

1 product

Vendor	Product	Version
D-Link	DI-8100	Affected: 1.0

Credits

bazhuayu (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-7911",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-21T12:40:56.472162Z",
                "version": "2.0.3"
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        "providerMetadata": {
          "dateUpdated": "2025-07-21T12:40:59.545Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "jhttpd"
          ],
          "product": "DI-8100",
          "vendor": "D-Link",
          "versions": [
            {
              "status": "affected",
              "version": "1.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "bazhuayu (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability classified as critical was found in D-Link DI-8100 1.0. This vulnerability affects the function sprintf of the file /upnp_ctrl.asp of the component jhttpd. The manipulation of the argument remove_ext_proto/remove_ext_port leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used."
        },
        {
          "lang": "de",
          "value": "In D-Link DI-8100 1.0 wurde eine Schwachstelle entdeckt. Sie wurde als kritisch eingestuft. Das betrifft die Funktion sprintf der Datei /upnp_ctrl.asp der Komponente jhttpd. Mittels Manipulieren des Arguments remove_ext_proto/remove_ext_port mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk angegangen werden. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
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          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
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          }
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      },
      "references": [
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          "tags": [
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          "url": "https://vuldb.com/?id.317026"
        },
        {
          "name": "VDB-317026 | CTI Indicators (IOB, IOC, IOA)",
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          ],
          "url": "https://vuldb.com/?ctiid.317026"
        },
        {
          "name": "Submit #618640 | D-Link DI-8100 V1.0 buf",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.618640"
        },
        {
          "name": "Submit #618641 | D-Link DI-8100 V1.0 Buffer Overflow (Duplicate)",
          "tags": [
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        },
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          "time": "2025-07-19T02:00:00.000Z",
          "value": "VulDB entry created"
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          "time": "2025-07-19T21:18:14.000Z",
          "value": "VulDB entry last update"
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      "title": "D-Link DI-8100 jhttpd upnp_ctrl.asp sprintf stack-based overflow"
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  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
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    "datePublished": "2025-07-20T22:32:06.358Z",
    "dateReserved": "2025-07-19T19:13:09.474Z",
    "dateUpdated": "2025-07-21T12:40:59.545Z",
    "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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.