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CVE-2018-3934

Estado: ModificadaCrítica (9.8)—

An exploitable code execution vulnerability exists in the firmware update functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted set of UDP packets can cause a logic flaw, resulting in an authentication bypass. An attacker can sniff network traffic and send a set of packets 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-2018-3934",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
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  "affected": [
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  "published": "2018-11-02T17:29:00.570",
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  "vulnStatus": "Modified",
  "weaknesses": [
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  "descriptions": [
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      "lang": "en",
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    },
    {
      "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 conjunto de paquetes UDP especialmente manipulados puede provocar un error de lógica, lo que resulta en una omisión de autenticación. Un atacante puede rastrear tráfico de red y enviar una serie de paquetes para provocar esta vulnerabilidad."
    }
  ],
  "lastModified": "2026-06-17T01:58:04.167",
  "configurations": [
    {
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  "sourceIdentifier": "talos-cna@cisco.com"
}