FKIE_CVE-2022-46139

Vulnerability from fkie_nvd - Published: 2022-12-20 20:15 - Updated: 2026-06-17 05:11
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
TP-Link TL-WR940N V4 3.16.9 and earlier allows authenticated attackers to cause a Denial of Service (DoS) via uploading a crafted firmware image during the firmware update process.
References
cve@mitre.orghttps://hackmd.io/%40slASVrz_SrW7NQCsunofeA/HJH7LSZPj
af854a3a-2127-422b-91ae-364da2661108https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/HJH7LSZPj
Impacted products
Vendor Product Version
tp-link tl-wr940n_v4_firmware *
tp-link tl-wr940n_v4 -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:tp-link:tl-wr940n_v4_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "955149CE-C4C0-4115-A411-A38DC00FDC80",
              "versionEndIncluding": "3.16.9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:tp-link:tl-wr940n_v4:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "CCC8C528-CC5D-4A59-A308-4DB1359856D7",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "TP-Link TL-WR940N V4 3.16.9 and earlier allows authenticated attackers to cause a Denial of Service (DoS) via uploading a crafted firmware image during the firmware update process."
    },
    {
      "lang": "es",
      "value": "TP-Link TL-WR940N V4 3.16.9 y anteriores permite a atacantes autenticados provocar una Denegaci\u00f3n de Servicio (DoS) mediante la carga de una imagen de firmware manipulada durante el proceso de actualizaci\u00f3n del firmware."
    }
  ],
  "id": "CVE-2022-46139",
  "lastModified": "2026-06-17T05:11:15.960",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-46139",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-17T13:33:20.937704Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-12-20T20:15:10.343",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/HJH7LSZPj"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/HJH7LSZPj"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-345"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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