Vulnerability-Lookup

CNVD-2025-31559

Vulnerability from cnvd - Published: 2025-12-31

Title

D-Link DAP-2622硬编码凭据身份验证绕过漏洞

Description

D-Link DAP-2622是一款由友讯科技（D-Link）推出的无线接入点（AP），设计用于企业或商业环境的无线网络覆盖。 D-Link DAP-2622存在硬编码凭据身份验证绕过漏洞，该漏洞源于Telnet命令行界面使用硬编码凭据身份验证绕过漏洞。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

D-Link DAP-2622硬编码凭据身份验证绕过漏洞的补丁

Patch Description

D-Link DAP-2622是一款由友讯科技（D-Link）推出的无线接入点（AP），设计用于企业或商业环境的无线网络覆盖。 D-Link DAP-2622存在硬编码凭据身份验证绕过漏洞，该漏洞源于Telnet命令行界面使用硬编码凭据身份验证绕过漏洞。目前没有详细的漏洞细节提供。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程序修复该安全问题，详情见厂商官网: https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10349

Reference

http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-35724

Impacted products

Name
D-Link DAP-2622

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-35724",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-35724"
    }
  },
  "description": "D-Link DAP-2622\u662f\u4e00\u6b3e\u7531\u53cb\u8baf\u79d1\u6280\uff08D-Link\uff09\u63a8\u51fa\u7684\u65e0\u7ebf\u63a5\u5165\u70b9\uff08AP\uff09\uff0c\u8bbe\u8ba1\u7528\u4e8e\u4f01\u4e1a\u6216\u5546\u4e1a\u73af\u5883\u7684\u65e0\u7ebf\u7f51\u7edc\u8986\u76d6\u3002\n\nD-Link DAP-2622\u5b58\u5728\u786c\u7f16\u7801\u51ed\u636e\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eTelnet\u547d\u4ee4\u884c\u754c\u9762\u4f7f\u7528\u786c\u7f16\u7801\u51ed\u636e\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51:\r\nhttps://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10349",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-31559",
  "openTime": "2025-12-31",
  "patchDescription": "D-Link DAP-2622\u662f\u4e00\u6b3e\u7531\u53cb\u8baf\u79d1\u6280\uff08D-Link\uff09\u63a8\u51fa\u7684\u65e0\u7ebf\u63a5\u5165\u70b9\uff08AP\uff09\uff0c\u8bbe\u8ba1\u7528\u4e8e\u4f01\u4e1a\u6216\u5546\u4e1a\u73af\u5883\u7684\u65e0\u7ebf\u7f51\u7edc\u8986\u76d6\u3002\r\n\r\nD-Link DAP-2622\u5b58\u5728\u786c\u7f16\u7801\u51ed\u636e\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eTelnet\u547d\u4ee4\u884c\u754c\u9762\u4f7f\u7528\u786c\u7f16\u7801\u51ed\u636e\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "D-Link DAP-2622\u786c\u7f16\u7801\u51ed\u636e\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "D-Link DAP-2622"
  },
  "referenceLink": "http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-35724",
  "serverity": "\u9ad8",
  "submitTime": "2024-07-12",
  "title": "D-Link DAP-2622\u786c\u7f16\u7801\u51ed\u636e\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2023-35724 (GCVE-0-2023-35724)

Vulnerability from cvelistv5 – Published: 2024-05-03 01:57 – Updated: 2024-09-18 18:28

Title

D-Link DAP-2622 Telnet CLI Use of Hardcoded Credentials Authentication Bypass Vulnerability

Summary

D-Link DAP-2622 Telnet CLI Use of Hardcoded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DAP-2622 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the CLI service, which listens on TCP port 23. The server program contains hard-coded credentials. An attacker can leverage this vulnerability to bypass authentication on the system. . Was ZDI-CAN-20050.

Severity

8.8 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-05-06 17:43 UTC

CWE

CWE-798 - Use of Hard-coded Credentials

Assigner

zdi mitre root Scorecard

References

2 references

URL	Tags
https://www.zerodayinitiative.com/advisories/ZDI-…	x_research-advisory
https://supportannouncement.us.dlink.com/announce…	vendor-advisory

Impacted products

2 products

Vendor	Product	Version
D-Link	DAP-2622	Affected: 1.00 dated 16-12-2020
dlink	dap_2622_firmware	Affected: 0 , ≤ 1.00 (custom) cpe:2.3:o:dlink:dap_2622_firmware::::::::

Date Public

2023-08-25 21:23

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:dlink:dap_2622_firmware:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "dap_2622_firmware",
            "vendor": "dlink",
            "versions": [
              {
                "lessThanOrEqual": "1.00",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-35724",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-06T17:43:33.212882Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-05T19:47:46.215Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T16:30:44.432Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "ZDI-23-1230",
            "tags": [
              "x_research-advisory",
              "x_transferred"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1230/"
          },
          {
            "name": "vendor-provided URL",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10349"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "DAP-2622",
          "vendor": "D-Link",
          "versions": [
            {
              "status": "affected",
              "version": "1.00 dated 16-12-2020"
            }
          ]
        }
      ],
      "dateAssigned": "2023-06-15T20:31:13.949Z",
      "datePublic": "2023-08-25T21:23:38.865Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "D-Link DAP-2622 Telnet CLI Use of Hardcoded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DAP-2622 routers. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the CLI service, which listens on TCP port 23. The server program contains hard-coded credentials. An attacker can leverage this vulnerability to bypass authentication on the system.\n. Was ZDI-CAN-20050."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-798",
              "description": "CWE-798: Use of Hard-coded Credentials",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-09-18T18:28:54.350Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "name": "ZDI-23-1230",
          "tags": [
            "x_research-advisory"
          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1230/"
        },
        {
          "name": "vendor-provided URL",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10349"
        }
      ],
      "source": {
        "lang": "en",
        "value": "Dmitry \"InfoSecDJ\" Janushkevich of Trend Micro Zero Day Initiative"
      },
      "title": "D-Link DAP-2622 Telnet CLI Use of Hardcoded Credentials Authentication Bypass Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2023-35724",
    "datePublished": "2024-05-03T01:57:44.650Z",
    "dateReserved": "2023-06-15T20:23:02.753Z",
    "dateUpdated": "2024-09-18T18:28:54.350Z",
    "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-2025-31559

CVE-2023-35724 (GCVE-0-2023-35724)

Tags

Sightings

Nomenclature

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