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CVE-2018-3920

Estado: ModificadaMedia (6.8)—

An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability.

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)

Yitechnology — YI Home Camera Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2018-3920",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
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        "acInsufInfo": false,
        "impactScore": 6.4,
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        "obtainAllPrivilege": false,
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    "cvssMetricV31": [
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  "affected": [
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      "affectedData": [
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          "vendor": "unknown",
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  "published": "2018-11-02T17:29:00.523",
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      "tags": [
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "value": "NVD-CWE-noinfo"
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  "descriptions": [
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      "lang": "en",
      "value": "An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability."
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad explotable de ejecución de código en la funcionalidad de actualización de firmware de Yi Home Camera 27US 1.8.7.0D. Un archivo 7-Zip especialmente manipulado puede provocar una colisión CRC que daría lugar a la actualización del firmware y la ejecución de código. Un atacante puede insertar una tarjeta SD para provocar esta vulnerabilidad."
    }
  ],
  "lastModified": "2026-06-17T01:58:01.367",
  "configurations": [
    {
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  "sourceIdentifier": "talos-cna@cisco.com"
}