FKIE_CVE-2018-3920

Vulnerability from fkie_nvd - Published: 2018-11-02 17:29 - Updated: 2024-11-21 04:06
Summary
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.
Impacted products

{
  "configurations": [
    {
      "nodes": [
        {
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              "criteria": "cpe:2.3:o:yitechnology:yi_home_camera_firmware:1.8.7.0d:*:*:*:*:*:*:*",
              "matchCriteriaId": "B11F5A23-96F7-4FC9-B5DB-FC1D9F5C00C6",
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  "cveTags": [],
  "descriptions": [
    {
      "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 ejecuci\u00f3n de c\u00f3digo en la funcionalidad de actualizaci\u00f3n de firmware de Yi Home Camera 27US 1.8.7.0D. Un archivo 7-Zip especialmente manipulado puede provocar una colisi\u00f3n CRC que dar\u00eda lugar a la actualizaci\u00f3n del firmware y la ejecuci\u00f3n de c\u00f3digo. Un atacante puede insertar una tarjeta SD para provocar esta vulnerabilidad."
    }
  ],
  "id": "CVE-2018-3920",
  "lastModified": "2024-11-21T04:06:18.243",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.6,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
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        "obtainOtherPrivilege": false,
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
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          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.0"
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        "exploitabilityScore": 0.9,
        "impactScore": 6.0,
        "source": "talos-cna@cisco.com",
        "type": "Secondary"
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          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "source": "nvd@nist.gov",
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  },
  "published": "2018-11-02T17:29:00.523",
  "references": [
    {
      "source": "talos-cna@cisco.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0584"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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  "sourceIdentifier": "talos-cna@cisco.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "value": "NVD-CWE-noinfo"
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      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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