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CVE-2025-3663

Estado: AnalizadaMedia (6.9)—

A vulnerability, which was classified as critical, has been found in TOTOLINK A3700R 9.1.2u.5822_B20200513. This issue affects the function setWiFiEasyCfg/setWiFiEasyGuestCfg of the file /cgi-bin/cstecgi.cgi of the component Password Handler. The manipulation leads to improper access controls. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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 — A3700r Firmware

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2025-3663",
  "cveTags": [],
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          "exploitMaturity": "NOT_DEFINED",
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          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
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      "source": "cna@vuldb.com"
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      "tags": [
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      "source": "cna@vuldb.com"
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      "source": "cna@vuldb.com",
      "description": [
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          "value": "CWE-266"
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          "value": "CWE-284"
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      "value": "A vulnerability, which was classified as critical, has been found in TOTOLINK A3700R 9.1.2u.5822_B20200513. This issue affects the function setWiFiEasyCfg/setWiFiEasyGuestCfg of the file /cgi-bin/cstecgi.cgi of the component Password Handler. The manipulation leads to improper access controls. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
    },
    {
      "lang": "es",
      "value": "Se ha detectado una vulnerabilidad clasificada como crítica en TOTOLINK A3700R 9.1.2u.5822_B20200513. Este problema afecta a la función setWiFiEasyCfg/setWiFiEasyGuestCfg del archivo /cgi-bin/cstecgi.cgi del componente Password Handler. La manipulación genera controles de acceso inadecuados. El ataque puede iniciarse remotamente. Se ha hecho público el exploit y puede que sea utilizado. Se contactó al proveedor con antelación sobre esta divulgación, pero no respondió."
    }
  ],
  "lastModified": "2026-06-17T09:20:24.690",
  "configurations": [
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}