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CVE-2018-3892

Estado: ModificadaAlta (8.1)—

An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted packet can cause a buffer overflow, resulting in code execution. An attacker can intercept and alter network traffic 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)

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{
  "id": "CVE-2018-3892",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
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        "obtainAllPrivilege": false,
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  "affected": [
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      "affectedData": [
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  "published": "2018-11-02T17:29:00.320",
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        "Third Party Advisory"
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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": [
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          "lang": "en",
          "value": "CWE-120"
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  "descriptions": [
    {
      "lang": "en",
      "value": "An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted packet can cause a buffer overflow, resulting in code execution. An attacker can intercept and alter network traffic to trigger this vulnerability."
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad explotable de degradación de firmware en la funcionalidad de sincronización de tiempos de Yi Home Camera 27US 1.8.7.0D. Un paquete especialmente manipulado puede provocar un desbordamiento de búfer que resulta en la ejecución de código. Un atacante puede interceptar y alterar el tráfico de red para provocar esta vulnerabilidad."
    }
  ],
  "lastModified": "2026-06-17T01:57:58.380",
  "configurations": [
    {
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  "sourceIdentifier": "talos-cna@cisco.com"
}