FKIE_CVE-2026-22220

Vulnerability from fkie_nvd - Published: 2026-02-03 18:16 - Updated: 2026-06-17 10:19
Severity
4.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Summary
A lack of proper input validation in the HTTP processing path in TP-Link Archer BE230 v1.2 (web modules) may allow a crafted request to cause the device’s web service to become unresponsive, resulting in a denial of service condition. A network adjacent attacker with high privileges could cause the device’s web interface to temporarily stop responding until it recovers or is rebooted. This issue affects Archer BE230 v1.2 < 1.2.4 Build 20251218 rel.70420.
References
f23511db-6c3e-4e32-a477-6aa17d310630https://www.tp-link.com/en/support/download/archer-be230/v1.20/#FirmwareProduct
f23511db-6c3e-4e32-a477-6aa17d310630https://www.tp-link.com/sg/support/download/archer-be230/v1.20/#FirmwareProduct
f23511db-6c3e-4e32-a477-6aa17d310630https://www.tp-link.com/us/support/download/archer-be230/v1.20/#FirmwareProduct
f23511db-6c3e-4e32-a477-6aa17d310630https://www.tp-link.com/us/support/faq/4941/Vendor Advisory
Impacted products
Vendor Product Version
tp-link archer_be230_firmware *
tp-link archer_be230 1.20
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "modules": [
            "web"
          ],
          "product": "Archer BE230 v1.2",
          "vendor": "TP-Link Systems Inc.",
          "versions": [
            {
              "lessThan": "1.2.4 Build 20251218 rel.70420",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "f23511db-6c3e-4e32-a477-6aa17d310630"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:tp-link:archer_be230_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F5BA03F6-BE09-4124-9B70-32BE881EDB09",
              "versionEndExcluding": "1.2.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:tp-link:archer_be230:1.20:*:*:*:*:*:*:*",
              "matchCriteriaId": "2619D728-00BA-47E8-AC08-F682A7E82578",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A lack of proper input validation in the HTTP processing path in TP-Link Archer BE230 v1.2 (web modules) may allow a crafted request to cause the device\u2019s web service to become unresponsive, resulting in a denial of service condition. A network adjacent attacker with high privileges could cause the device\u2019s web interface to temporarily stop responding until it recovers or is rebooted.\nThis issue affects Archer BE230 v1.2 \u003c 1.2.4 Build 20251218 rel.70420."
    },
    {
      "lang": "es",
      "value": "Una falta de validaci\u00f3n de entrada adecuada en la ruta de procesamiento HTTP en TP-Link Archer BE230 v1.2 (m\u00f3dulos web) puede permitir que una solicitud manipulada cause que el servicio web del dispositivo deje de responder, lo que resulta en una condici\u00f3n de denegaci\u00f3n de servicio. Un atacante adyacente a la red con privilegios elevados podr\u00eda causar que la interfaz web del dispositivo deje de responder temporalmente hasta que se recupere o se reinicie.\nEste problema afecta a Archer BE230 v1.2 \u0026lt; 1.2.4 Build 20251218 rel.70420."
    }
  ],
  "id": "CVE-2026-22220",
  "lastModified": "2026-06-17T10:19:34.560",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 4.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "ADJACENT",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 6.8,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "HIGH",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "f23511db-6c3e-4e32-a477-6aa17d310630",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-22220",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-02-04T18:31:02.300086Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-02-03T18:16:19.077",
  "references": [
    {
      "source": "f23511db-6c3e-4e32-a477-6aa17d310630",
      "tags": [
        "Product"
      ],
      "url": "https://www.tp-link.com/en/support/download/archer-be230/v1.20/#Firmware"
    },
    {
      "source": "f23511db-6c3e-4e32-a477-6aa17d310630",
      "tags": [
        "Product"
      ],
      "url": "https://www.tp-link.com/sg/support/download/archer-be230/v1.20/#Firmware"
    },
    {
      "source": "f23511db-6c3e-4e32-a477-6aa17d310630",
      "tags": [
        "Product"
      ],
      "url": "https://www.tp-link.com/us/support/download/archer-be230/v1.20/#Firmware"
    },
    {
      "source": "f23511db-6c3e-4e32-a477-6aa17d310630",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.tp-link.com/us/support/faq/4941/"
    }
  ],
  "sourceIdentifier": "f23511db-6c3e-4e32-a477-6aa17d310630",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "f23511db-6c3e-4e32-a477-6aa17d310630",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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