Vulnerability-Lookup

VAR-202406-2602

Vulnerability from variot - Updated: 2025-07-04 23:50

TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via the File parameter in function UploadCustomModule. TOTOLINK of a3700r A stack-based buffer overflow vulnerability exists in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. TOTOLINK A3700R is a wireless router produced by China's TOTOLINK Electronics.

TOTOLINK A3700R has a buffer overflow vulnerability. The vulnerability is caused by the File parameter in the UploadCustomModule function failing to properly verify the length of the input data. Attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service

Show details on source website

JSON

To clipboard

{
  "@context": {
    "@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
    "affected_products": {
      "@id": "https://www.variotdbs.pl/ref/affected_products"
    },
    "configurations": {
      "@id": "https://www.variotdbs.pl/ref/configurations"
    },
    "credits": {
      "@id": "https://www.variotdbs.pl/ref/credits"
    },
    "cvss": {
      "@id": "https://www.variotdbs.pl/ref/cvss/"
    },
    "description": {
      "@id": "https://www.variotdbs.pl/ref/description/"
    },
    "exploit_availability": {
      "@id": "https://www.variotdbs.pl/ref/exploit_availability/"
    },
    "external_ids": {
      "@id": "https://www.variotdbs.pl/ref/external_ids/"
    },
    "iot": {
      "@id": "https://www.variotdbs.pl/ref/iot/"
    },
    "iot_taxonomy": {
      "@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
    },
    "patch": {
      "@id": "https://www.variotdbs.pl/ref/patch/"
    },
    "problemtype_data": {
      "@id": "https://www.variotdbs.pl/ref/problemtype_data/"
    },
    "references": {
      "@id": "https://www.variotdbs.pl/ref/references/"
    },
    "sources": {
      "@id": "https://www.variotdbs.pl/ref/sources/"
    },
    "sources_release_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_release_date/"
    },
    "sources_update_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_update_date/"
    },
    "threat_type": {
      "@id": "https://www.variotdbs.pl/ref/threat_type/"
    },
    "title": {
      "@id": "https://www.variotdbs.pl/ref/title/"
    },
    "type": {
      "@id": "https://www.variotdbs.pl/ref/type/"
    }
  },
  "@id": "https://www.variotdbs.pl/vuln/VAR-202406-2602",
  "affected_products": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/affected_products#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "model": "a3700r",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "totolink",
        "version": "9.1.2u.6165_20211012"
      },
      {
        "model": "a3700r",
        "scope": "eq",
        "trust": 0.8,
        "vendor": "totolink",
        "version": "a3700r  firmware  9.1.2u.6165 20211012"
      },
      {
        "model": "a3700r",
        "scope": null,
        "trust": 0.8,
        "vendor": "totolink",
        "version": null
      },
      {
        "model": "a3700r",
        "scope": "eq",
        "trust": 0.8,
        "vendor": "totolink",
        "version": null
      },
      {
        "model": "a3700r v9.1.2u.6165 20211012",
        "scope": null,
        "trust": 0.6,
        "vendor": "totolink",
        "version": null
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "cve": "CVE-2024-37631",
  "cvss": {
    "@context": {
      "cvssV2": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
      },
      "cvssV3": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
      },
      "severity": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/cvss/severity#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/severity"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "cvssV2": [
          {
            "accessComplexity": "LOW",
            "accessVector": "ADJACENT_NETWORK",
            "authentication": "NONE",
            "author": "CNVD",
            "availabilityImpact": "COMPLETE",
            "baseScore": 8.3,
            "confidentialityImpact": "COMPLETE",
            "exploitabilityScore": 6.5,
            "id": "CNVD-2025-14818",
            "impactScore": 10.0,
            "integrityImpact": "COMPLETE",
            "severity": "HIGH",
            "trust": 0.6,
            "vectorString": "AV:A/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          }
        ],
        "cvssV3": [
          {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT",
            "author": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "exploitabilityScore": 2.8,
            "id": "CVE-2024-37631",
            "impactScore": 5.9,
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "trust": 1.0,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          {
            "attackComplexity": "Low",
            "attackVector": "Adjacent Network",
            "author": "OTHER",
            "availabilityImpact": "High",
            "baseScore": 8.8,
            "baseSeverity": "High",
            "confidentialityImpact": "High",
            "exploitabilityScore": null,
            "id": "JVNDB-2024-021439",
            "impactScore": null,
            "integrityImpact": "High",
            "privilegesRequired": "None",
            "scope": "Unchanged",
            "trust": 0.8,
            "userInteraction": "None",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        ],
        "severity": [
          {
            "author": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "id": "CVE-2024-37631",
            "trust": 1.0,
            "value": "HIGH"
          },
          {
            "author": "OTHER",
            "id": "JVNDB-2024-021439",
            "trust": 0.8,
            "value": "High"
          },
          {
            "author": "CNVD",
            "id": "CNVD-2025-14818",
            "trust": 0.6,
            "value": "HIGH"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "description": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/description#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via the File parameter in function UploadCustomModule. TOTOLINK of a3700r A stack-based buffer overflow vulnerability exists in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. TOTOLINK A3700R is a wireless router produced by China\u0027s TOTOLINK Electronics. \n\nTOTOLINK A3700R has a buffer overflow vulnerability. The vulnerability is caused by the File parameter in the UploadCustomModule function failing to properly verify the length of the input data. Attackers can exploit this vulnerability to execute arbitrary code on the system or cause a denial of service",
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2024-37631"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      }
    ],
    "trust": 2.16
  },
  "external_ids": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/external_ids#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "db": "NVD",
        "id": "CVE-2024-37631",
        "trust": 3.2
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439",
        "trust": 0.8
      },
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818",
        "trust": 0.6
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "id": "VAR-202406-2602",
  "iot": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": true,
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      }
    ],
    "trust": 0.06
  },
  "iot_taxonomy": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot_taxonomy#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "category": [
          "Network device"
        ],
        "sub_category": null,
        "trust": 0.6
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      }
    ]
  },
  "last_update_date": "2025-07-04T23:50:32.161000Z",
  "problemtype_data": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "problemtype": "CWE-121",
        "trust": 1.0
      },
      {
        "problemtype": "Stack-based buffer overflow (CWE-121) [ others ]",
        "trust": 0.8
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "references": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/references#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "trust": 2.4,
        "url": "https://github.com/s4ndw1ch136/iot-vuln-reports/blob/main/totolink/a3700r/uploadcustommodule/readme.md"
      },
      {
        "trust": 0.8,
        "url": "https://nvd.nist.gov/vuln/detail/cve-2024-37631"
      }
    ],
    "sources": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "sources": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "sources_release_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2025-07-02T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      },
      {
        "date": "2025-04-04T00:00:00",
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "date": "2024-06-13T19:15:52.270000",
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "sources_update_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2025-07-02T00:00:00",
        "db": "CNVD",
        "id": "CNVD-2025-14818"
      },
      {
        "date": "2025-04-04T06:12:00",
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      },
      {
        "date": "2025-04-03T15:41:01.313000",
        "db": "NVD",
        "id": "CVE-2024-37631"
      }
    ]
  },
  "title": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/title#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "TOTOLINK\u00a0 of \u00a0a3700r\u00a0 Stack-based buffer overflow vulnerability in firmware",
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2024-021439"
      }
    ],
    "trust": 0.8
  }
}

CVE-2024-37631 (GCVE-0-2024-37631)

Vulnerability from cvelistv5 – Published: 2024-06-13 00:00 – Updated: 2024-08-02 03:57

Summary

TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via the File parameter in function UploadCustomModule.

Severity ?

8.8 (High)


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

CWE

Assigner

mitre

References

URL

Tags

https://github.com/s4ndw1ch136/IOT-vuln-reports/b…

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:totolink:a3700r_firmware:9.1.2u.6165_20211012:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "a3700r_firmware",
            "vendor": "totolink",
            "versions": [
              {
                "status": "affected",
                "version": "9.1.2u.6165_20211012"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "ADJACENT_NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-37631",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-17T17:13:09.850005Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-121",
                "description": "CWE-121 Stack-based Buffer Overflow",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-17T17:13:13.150Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T03:57:39.699Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/s4ndw1ch136/IOT-vuln-reports/blob/main/TOTOLINK/A3700R/UploadCustomModule/README.md"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "TOTOLINK A3700R V9.1.2u.6165_20211012 was discovered to contain a stack overflow via the File parameter in function UploadCustomModule."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-06-13T18:27:57.678918",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/s4ndw1ch136/IOT-vuln-reports/blob/main/TOTOLINK/A3700R/UploadCustomModule/README.md"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2024-37631",
    "datePublished": "2024-06-13T00:00:00",
    "dateReserved": "2024-06-10T00:00:00",
    "dateUpdated": "2024-08-02T03:57:39.699Z",
    "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

VAR-202406-2602

CVE-2024-37631 (GCVE-0-2024-37631)

Tags

Sightings

Nomenclature