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CVE-2021-26709

Estado: ModificadaCrítica (9.8)—

** NO SOPORTADO CUANDO SE ASIGNÓ ** Los dispositivos D-Link DSL-320B-D1 versiones hasta EU_1.25, son propensos a múltiples desbordamientos de búfer en la región stack de la memoria que permiten a atacantes remotos no autenticados tomar el control de un dispositivo por medio del usuario login.xgi y parámetros pass. NOTA: Esta vulnerabilidad solo afecta a productos que ya no son soportados por el mantenedor

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

D-link — Dsl-320b-d1

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-26709",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
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        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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          "availabilityImpact": "HIGH",
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  "affected": [
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  "published": "2021-04-07T11:15:12.167",
  "references": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-787"
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      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "D-Link DSL-320B-D1 devices through EU_1.25 are prone to multiple Stack-Based Buffer Overflows that allow unauthenticated remote attackers to take over a device via the login.xgi user and pass parameters. NOTE: This vulnerability only affects products that are no longer supported by the maintainer"
    },
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      "lang": "es",
      "value": "** NO SOPORTADO CUANDO SE ASIGNÓ ** Los dispositivos D-Link DSL-320B-D1 versiones hasta EU_1.25, son propensos a múltiples desbordamientos de búfer en la región stack de la memoria que permiten a atacantes remotos no autenticados tomar el control de un dispositivo por medio del usuario login.xgi y parámetros pass. NOTA: Esta vulnerabilidad solo afecta a productos que ya no son soportados por el mantenedor"
    }
  ],
  "lastModified": "2026-06-17T03:43:41.960",
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