FKIE_CVE-2025-11730

Vulnerability from fkie_nvd - Published: 2026-02-05 02:15 - Updated: 2026-02-05 14:57
Severity ?
7.2 (High) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
A post‑authentication command injection vulnerability in the Dynamic DNS (DDNS) configuration CLI command in Zyxel ATP series firmware versions from V5.35 through V5.41, USG FLEX series firmware versions from V5.35 through V5.41, USG FLEX 50(W) series firmware versions from V5.35 through V5.41, and USG20(W)-VPN series firmware versions from V5.35 through V5.41 could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on an affected device by supplying a specially crafted string as an argument to the CLI command.
References
security@zyxel.com.twhttps://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-vulnerability-in-the-ddns-configuration-cli-command-of-zld-firewalls-02-05-2026
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A post\u2011authentication command injection vulnerability in the Dynamic DNS (DDNS) configuration CLI command in Zyxel ATP series firmware versions from V5.35 through V5.41, USG FLEX series firmware versions from V5.35 through V5.41, USG FLEX 50(W) series firmware versions from V5.35 through V5.41, and USG20(W)-VPN series firmware versions from V5.35 through V5.41 could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on an affected device by supplying a specially crafted string as an argument to the CLI command."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de inyecci\u00f3n de comandos de post-autenticaci\u00f3n en el comando CLI de configuraci\u00f3n de Dynamic DNS (DDNS) en las versiones de firmware de la serie Zyxel ATP desde V5.35 hasta V5.41, las versiones de firmware de la serie USG FLEX desde V5.35 hasta V5.41, las versiones de firmware de la serie USG FLEX 50(W) desde V5.35 hasta V5.41, y las versiones de firmware de la serie USG20(W)-VPN desde V5.35 hasta V5.41 podr\u00eda permitir a un atacante autenticado con privilegios de administrador ejecutar comandos del sistema operativo (SO) en un dispositivo afectado al proporcionar una cadena especialmente dise\u00f1ada como argumento al comando CLI."
    }
  ],
  "id": "CVE-2025-11730",
  "lastModified": "2026-02-05T14:57:20.563",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.2,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 5.9,
        "source": "security@zyxel.com.tw",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-02-05T02:15:52.380",
  "references": [
    {
      "source": "security@zyxel.com.tw",
      "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-vulnerability-in-the-ddns-configuration-cli-command-of-zld-firewalls-02-05-2026"
    }
  ],
  "sourceIdentifier": "security@zyxel.com.tw",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "security@zyxel.com.tw",
      "type": "Primary"
    }
  ]
}


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Detection rules are retrieved from Rulezet.