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CVE-2020-15833

Status: ModifiedCritical (9.8)—

An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.1.5-std devices. The Dropbear SSH daemon has been modified to accept an alternate hard-coded path to a public key that allows root access. This key is stored in a /rom location that cannot be modified by the device owner.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Mofinetwork — Mofi4500-4gxelte Firmware

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2020-15833",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
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        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
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          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
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          "confidentialityImpact": "HIGH"
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  "affected": [
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      "affectedData": [
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  "published": "2021-02-01T02:15:14.987",
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    {
      "url": "https://mofinetwork.com/index.php?main_page=page&id=14",
      "tags": [
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        "Vendor Advisory"
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      "source": "cve@mitre.org"
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      "url": "https://www.criticalstart.com/critical-vulnerabilities-discovered-in-mofi-routers/",
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        "Third Party Advisory"
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        "Technical Description",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
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      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.1.5-std devices. The Dropbear SSH daemon has been modified to accept an alternate hard-coded path to a public key that allows root access. This key is stored in a /rom location that cannot be modified by the device owner."
    },
    {
      "lang": "es",
      "value": "Se detectó un problema en los dispositivos Mofi Network MOFI4500-4GXeLTE versión 4.1.5-std. El demonio Dropbear SSH ha sido modificado para aceptar una ruta alternativa embebida para una clave pública que permite el acceso root. Esta clave es almacenada en una ubicación /rom que no puede ser modificada por el propietario del dispositivo"
    }
  ],
  "lastModified": "2026-06-17T02:57:16.290",
  "configurations": [
    {
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}