CVE-2026-76008

Estado: AplazadaCrítica (10)—

A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file /cgi-bin/mbox-config of the component URI Parameter Parsing. This manipulation of the argument width/height causes stack-based buffer overflow. The attack can be initiated remotely.

CVSS

Versión: 4.0
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Puntuación base: 10

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.02%
Percentil entre todas las CVEs puntuadas: 62
Fecha de la puntuación: 6/10/2026

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access85 %
Impacto principalT1059 Command and Scripting Interpreterexecution75 %
Impacto secundarioT1068 Exploitation for Privilege Escalationprivilege escalation70 %

Vulnerabilidad remota de desbordamiento de búfer en parámetros URI (CWE-119) sin requerir autenticación (PR:N) ni interacción (UI:N). Permite ejecución de código arbitrario y potencial escalada de privilegios en el dispositivo.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Privileged Account Management Execution Prevention Application Isolation and Sandboxing Exploit Protection Update Software Vulnerability Scanning

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Comfast — Cf-n1-s^AI

CWE

CWE-119, CWE-121

Referencias

JSON original (NVD)

Mostrar

{
  "id": "CVE-2026-76008",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
          "id": "CVE-2026-76008",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2026-08-19T15:46:49.442564Z"
        }
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          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
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        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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      }
    ],
    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
          "scope": "CHANGED",
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          "attackVector": "NETWORK",
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      }
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    "cvssMetricV40": [
      {
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        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 10,
          "Automatable": "NOT_DEFINED",
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          "baseSeverity": "CRITICAL",
          "valueDensity": "NOT_DEFINED",
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      "affectedData": [
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          "cpes": [
            "cpe:2.3:a:comfast:cf-n1-s:*:*:*:*:*:*:*:*"
          ],
          "vendor": "Comfast",
          "modules": [
            "URI Parameter Parsing"
          ],
          "product": "CF-N1-S",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.0.1"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-08-19T03:16:53.077",
  "references": [
    {
      "url": "https://github.com/1ChaoRen1/IOT_3",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/cve/CVE-2026-76008",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/submit/878007",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/vuln/391922",
      "source": "cna@vuldb.com"
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    {
      "url": "https://vuldb.com/vuln/391922/cti",
      "source": "cna@vuldb.com"
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          "value": "CWE-119"
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          "lang": "en",
          "value": "CWE-121"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file /cgi-bin/mbox-config of the component URI Parameter Parsing. This manipulation of the argument width/height causes stack-based buffer overflow. The attack can be initiated remotely."
    }
  ],
  "lastModified": "2026-08-20T12:48:10.287",
  "sourceIdentifier": "cna@vuldb.com"
}