CVE-2026-19789

Estado: AplazadaAlta (7.4)—

A vulnerability was determined in Tenda AC1206 15.03.06.23_multi_TD01. This vulnerability affects the function set_wl_guest_iplist of the file /goform/WifiGuestSet of the component httpd web management interface. This manipulation of the argument shareSpeed causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

CVSS

Versión: 4.0
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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: 7.4

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.85%
Percentil entre todas las CVEs puntuadas: 57
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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement85 %
Impacto principalT1059 Command and Scripting Interpreterexecution75 %
Impacto secundarioT1068 Exploitation for Privilege Escalationprivilege escalation70 %

Buffer overflow en interfaz web remota (httpd) con PR:L permite ejecución de código y escalada. CWE-119/121 y vector CVSS AV:N/PR:L/VC:H/VI:H confirman acceso remoto con privilegios mínimos para RCE.

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

Threat Intelligence Program Privileged Account Management Execution Prevention Disable or Remove Feature or Program Application Isolation and Sandboxing Exploit Protection

Tecnologías afectadas (1)

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

Tenda — Ac1206^AI

CWE

CWE-119, CWE-121

Referencias

JSON original (NVD)

Mostrar

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  "id": "CVE-2026-19789",
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          "options": [
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    "cvssMetricV31": [
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          "modules": [
            "httpd web management interface"
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          "product": "AC1206",
          "versions": [
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              "version": "15.03.06.23_multi_TD01"
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  "published": "2026-08-14T04:16:40.620",
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      "url": "https://github.com/lipenghai/iot_bug/blob/main/Tenda/AC12/2.md",
      "source": "cna@vuldb.com"
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      "url": "https://vuldb.com/cve/CVE-2026-19789",
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      "url": "https://vuldb.com/submit/868921",
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      "url": "https://vuldb.com/vuln/389756",
      "source": "cna@vuldb.com"
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          "value": "CWE-121"
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    {
      "lang": "en",
      "value": "A vulnerability was determined in Tenda AC1206 15.03.06.23_multi_TD01. This vulnerability affects the function set_wl_guest_iplist of the file /goform/WifiGuestSet of the component httpd web management interface. This manipulation of the argument shareSpeed causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized."
    }
  ],
  "lastModified": "2026-08-14T19:09:39.140",
  "sourceIdentifier": "cna@vuldb.com"
}