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CVE-2021-20710

Estado: ModificadaMedia (6.1)—

Cross-site scripting vulnerability in Aterm WG2600HS firmware Ver1.5.1 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.

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)

Aterm — Wg2600hs Firmware

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-20710",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
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        "obtainOtherPrivilege": false,
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
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  },
  "affected": [
    {
      "source": "vultures@jpcert.or.jp",
      "affectedData": [
        {
          "vendor": "NEC Corporation",
          "product": "Aterm WG2600HS",
          "versions": [
            {
              "status": "affected",
              "version": "firmware Ver1.5.1 and earlier"
            }
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  "published": "2021-04-26T01:15:08.003",
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      "url": "https://jpn.nec.com/security-info/secinfo/nv21-010.html",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "vultures@jpcert.or.jp"
    },
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      "tags": [
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      "source": "vultures@jpcert.or.jp"
    },
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      "tags": [
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cross-site scripting vulnerability in Aterm WG2600HS firmware Ver1.5.1 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de tipo Cross-site scripting en el Aterm WG2600HS versiones de firmware Ver1.5.1 y anteriores, permite a atacantes remotos inyectar una script  arbitraria por medio de vectores no especificados"
    }
  ],
  "lastModified": "2026-06-17T03:34:17.967",
  "configurations": [
    {
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  "sourceIdentifier": "vultures@jpcert.or.jp"
}