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CVE-2022-38132

Estado: ModificadaAlta (8.8)—

Command injection vulnerability in Linksys MR8300 router while Registration to DDNS Service. By specifying username and password, an attacker connected to the router's web interface can execute arbitrary OS commands. The username and password fields are not sanitized correctly and are used as URL construction arguments, allowing URL redirection to an arbitrary server, downloading an arbitrary script file, and eventually executing the file in the device. This issue affects: Linksys MR8300 Router 1.0.

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)

Linksys — Mr8300 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2022-38132",
  "cveTags": [],
  "metrics": {
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        "source": "info@cybellum.com",
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          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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  "affected": [
    {
      "source": "info@cybellum.com",
      "affectedData": [
        {
          "vendor": "Linksys",
          "product": "MR8300 Router",
          "versions": [
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  "published": "2022-08-24T00:15:08.150",
  "references": [
    {
      "url": "https://downloads.linksys.com/support/assets/releasenotes/MR8300_1.1.10.210186_Customer_ReleaseNotes.txt",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
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      "description": [
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      "type": "Primary",
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  "descriptions": [
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      "lang": "en",
      "value": "Command injection vulnerability in Linksys MR8300 router while Registration to DDNS Service. By specifying username and password, an attacker connected to the router's web interface can execute arbitrary OS commands. The username and password fields are not sanitized correctly and are used as URL construction arguments, allowing URL redirection to an arbitrary server, downloading an arbitrary script file, and eventually executing the file in the device. This issue affects: Linksys MR8300 Router 1.0."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de inyección de Comandos en el router Linksys MR8300 mientras es registrado en el servicio DDNS. Al especificar el nombre de usuario y la contraseña, un atacante conectado a la interfaz web del router puede ejecutar comandos arbitrarios del Sistema Operativo. Los campos de nombre de usuario y contraseña no están saneados correctamente y son usados como argumentos de construcción de URL, lo que permite redirigir la URL a un servidor arbitrario, descargar un archivo de script arbitrario y, finalmente, ejecutar el archivo en el dispositivo. Este problema afecta a: Router Linksys MR8300 versión 1.0."
    }
  ],
  "lastModified": "2026-06-17T04:56:09.730",
  "configurations": [
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          "operator": "OR"
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  "sourceIdentifier": "info@cybellum.com"
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