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CVE-2021-20119

Estado: ModificadaAlta (7.1)—

The password change utility for the Arris SurfBoard SB8200 can have safety measures bypassed that allow any logged-in user to change the administrator password.

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)

Commscope — Arris Surfboard Sb8200 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2021-20119",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 4.9,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:M/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 4.4,
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          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
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  "affected": [
    {
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      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Arris SurfBoard SB8200",
          "versions": [
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              "status": "affected",
              "version": "Arris SurfBoard SB8200 AB01.02.053.01_112320_193.0A.NSH"
            }
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  "published": "2021-11-09T19:15:07.807",
  "references": [
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      "tags": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The password change utility for the Arris SurfBoard SB8200 can have safety measures bypassed that allow any logged-in user to change the administrator password."
    },
    {
      "lang": "es",
      "value": "La utilidad de cambio de contraseña para el Arris SurfBoard SB8200 puede tener medidas de seguridad omitidas que permiten a cualquier usuario conectado cambiar la contraseña de administrador"
    }
  ],
  "lastModified": "2026-06-17T03:33:18.227",
  "configurations": [
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