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CVE-2021-34228

Estado: ModificadaMedia (6.1)—

Cross-site scripting in parent_control.htm in TOTOLINK A3002R version V1.1.1-B20200824 (Important Update, new UI) allows attackers to execute arbitrary JavaScript by modifying the "Description" field and "Service Name" field.

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)

Totolink — A3002r Firmware

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-34228",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
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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,
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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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          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
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  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
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  "published": "2021-08-20T17:15:07.647",
  "references": [
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      "url": "https://github.com/pup2y/IoTVul/tree/main/TOTOLINK/A3002R",
      "tags": [
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        "Third Party Advisory"
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      "source": "cve@mitre.org"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-79"
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    }
  ],
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    {
      "lang": "en",
      "value": "Cross-site scripting in parent_control.htm in TOTOLINK A3002R version V1.1.1-B20200824 (Important Update, new UI) allows attackers to execute arbitrary JavaScript by modifying the \"Description\" field and \"Service Name\" field."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de tipo Cross-site scripting en el archivo parent_control.htm en TOTOLINK A3002R versión V1.1.1-B20200824 (Actualización Importante, nueva Interfaz de Usuario) permite a atacantes ejecutar JavaScript arbitrario modificando el campo \"Description\" y el campo \"Service Name\"."
    }
  ],
  "lastModified": "2026-06-17T03:55:34.037",
  "configurations": [
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}