Vulnerability-Lookup

CNVD-2026-32743

Vulnerability from cnvd - Published: 2026-08-19

Title

TOTOLINK N300RH文件包含漏洞

Description

TOTOLINK N300RH是TOTOLINK品牌推出的一款‌300Mbps单频长距离无线路由器‌，基于IEEE802.11n标准，专为增强无线覆盖范围设计。 TOTOLINK N300RH存在文件包含漏洞，该漏洞源于/cgi-bin/cstecgi.cgi文件中setUploadSetting函数对参数FileName未能正确地过滤资源或文件路径中的特殊元素，目前没有详细的漏洞细节提供。

Severity

中

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.totolink.net/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-7633

Impacted products

Name
TOTOLINK N300RH 6.1c.1353_B20190305

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-7633",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-7633"
    }
  },
  "description": "TOTOLINK N300RH\u662fTOTOLINK\u54c1\u724c\u63a8\u51fa\u7684\u4e00\u6b3e\u200c300Mbps\u5355\u9891\u957f\u8ddd\u79bb\u65e0\u7ebf\u8def\u7531\u5668\u200c\uff0c\u57fa\u4e8eIEEE802.11n\u6807\u51c6\uff0c\u4e13\u4e3a\u589e\u5f3a\u65e0\u7ebf\u8986\u76d6\u8303\u56f4\u8bbe\u8ba1\u3002\n\nTOTOLINK N300RH\u5b58\u5728\u6587\u4ef6\u5305\u542b\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/cgi-bin/cstecgi.cgi\u6587\u4ef6\u4e2dsetUploadSetting\u51fd\u6570\u5bf9\u53c2\u6570FileName\u672a\u80fd\u6b63\u786e\u5730\u8fc7\u6ee4\u8d44\u6e90\u6216\u6587\u4ef6\u8def\u5f84\u4e2d\u7684\u7279\u6b8a\u5143\u7d20\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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.totolink.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-32743",
  "openTime": "2026-08-19",
  "products": {
    "product": "TOTOLINK N300RH 6.1c.1353_B20190305"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-7633",
  "serverity": "\u4e2d",
  "submitTime": "2026-05-11",
  "title": "TOTOLINK N300RH\u6587\u4ef6\u5305\u542b\u6f0f\u6d1e"
}

CVE-2026-7633 (GCVE-0-2026-7633)

Vulnerability from cvelistv5 – Published: 2026-05-02 14:00 – Updated: 2026-05-04 15:31

Title

Totolink N300RH cstecgi.cgi setUploadSetting file inclusion

Summary

A vulnerability was identified in Totolink N300RH 6.1c.1353_B20190305. This impacts the function setUploadSetting of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument FileName leads to file inclusion. The attack may be performed from remote. The exploit is publicly available and might be used.

Severity

6.9 (Medium)


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

6.5 (Medium)


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

6.5 (Medium)


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

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-04 15:31 UTC

CWE

CWE-73 - File Inclusion

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/360579	vdb-entrytechnical-description
https://vuldb.com/vuln/360579/cti	signaturepermissions-required
https://vuldb.com/submit/806597	third-party-advisory
https://github.com/xyh4ck/iot_poc/tree/main/TOTOL…	exploit
https://www.totolink.net/	product

Impacted products

1 product

Vendor	Product	Version
Totolink	N300RH	Affected: 6.1c.1353_B20190305 cpe:2.3:o:totolink:n300rh_firmware::::::::

Credits

xuanyu (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-7633",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-04T15:31:18.125026Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-04T15:31:30.135Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:o:totolink:n300rh_firmware:*:*:*:*:*:*:*:*"
          ],
          "product": "N300RH",
          "vendor": "Totolink",
          "versions": [
            {
              "status": "affected",
              "version": "6.1c.1353_B20190305"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "xuanyu (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was identified in Totolink N300RH 6.1c.1353_B20190305. This impacts the function setUploadSetting of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument FileName leads to file inclusion. The attack may be performed from remote. The exploit is publicly available and might be used."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 6.4,
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-73",
              "description": "File Inclusion",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-02T14:00:15.320Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-360579 | Totolink N300RH cstecgi.cgi setUploadSetting file inclusion",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/360579"
        },
        {
          "name": "VDB-360579 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/360579/cti"
        },
        {
          "name": "Submit #806597 | TOTOLINK N300RH_V4 V6.1c.1353_B20190305 External Control of System or Configuration Setting",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/806597"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/xyh4ck/iot_poc/tree/main/TOTOLINK/N300RHv4/03_setUploadSetting_ECFNP"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.totolink.net/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-05-01T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-05-01T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-05-01T16:39:20.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Totolink N300RH cstecgi.cgi setUploadSetting file inclusion"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-7633",
    "datePublished": "2026-05-02T14:00:15.320Z",
    "dateReserved": "2026-05-01T14:34:15.920Z",
    "dateUpdated": "2026-05-04T15:31:30.135Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Action not permitted

CNVD-2026-32743

CVE-2026-7633 (GCVE-0-2026-7633)

Tags

Sightings

Nomenclature