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CVE-2020-28973

Estado: ModificadaAlta (7.5)—

The ABUS Secvest wireless alarm system FUAA50000 (v3.01.17) fails to properly authenticate some requests to its built-in HTTPS interface. Someone can use this vulnerability to obtain sensitive information from the system, such as usernames and passwords. This information can then be used to reconfigure or disable the alarm system.

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)

Abus — Secvest Wireless Alarm System Fuaa50000 Firmware

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-28973",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
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        "userInteractionRequired": false
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    "cvssMetricV31": [
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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              "status": "affected",
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  "published": "2021-04-21T19:15:35.783",
  "references": [
    {
      "url": "https://eye.security/en/blog/breaking-abus-secvest-internet-connected-alarm-systems-cve-2020-28973",
      "tags": [
        "Third Party Advisory"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-287"
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      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The ABUS Secvest wireless alarm system FUAA50000 (v3.01.17) fails to properly authenticate some requests to its built-in HTTPS interface. Someone can use this vulnerability to obtain sensitive information from the system, such as usernames and passwords. This information can then be used to reconfigure or disable the alarm system."
    },
    {
      "lang": "es",
      "value": "El sistema de alarma inalámbrico ABUS Secvest FUAA50000 versión (v3.01.17) no autentica apropiadamente algunas peticiones en su interfaz HTTPS incorporada. Alguien puede usar esta vulnerabilidad para conseguir información confidencial del sistema, como nombres de usuario y contraseñas. Esta información puede ser usada para reconfigurar o deshabilitar el sistema de alarma"
    }
  ],
  "lastModified": "2026-06-17T03:10:55.980",
  "configurations": [
    {
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}