FKIE_CVE-2018-20007

Vulnerability from fkie_nvd - Published: 2019-05-16 19:29 - Updated: 2026-06-17 01:52
Severity
6.8 (Medium) - CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Yeelight Smart AI Speaker 3.3.10_0074 devices have improper access control over the UART interface, allowing physical attackers to obtain a root shell. The attacker can then exfiltrate the audio data, read cleartext Wi-Fi credentials in a log file, or access other sensitive device and user information.
References
cve@mitre.orghttps://forum.yeelight.com/Vendor Advisory
cve@mitre.orghttps://payatu.com/yeelight-smart-ai-speaker-responsible-disclosure/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://forum.yeelight.com/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://payatu.com/yeelight-smart-ai-speaker-responsible-disclosure/Exploit, Third Party Advisory
Impacted products
Vendor Product Version
yeelight smart_ai_speaker_firmware 3.3.10_0074
yeelight smart_ai_speaker -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
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      ],
      "source": "cve@mitre.org"
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  "configurations": [
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Yeelight Smart AI Speaker 3.3.10_0074 devices have improper access control over the UART interface, allowing physical attackers to obtain a root shell. The attacker can then exfiltrate the audio data, read cleartext Wi-Fi credentials in a log file, or access other sensitive device and user information."
    },
    {
      "lang": "es",
      "value": "Dispositivos Yeelight Smart AI Speaker 3.3.10_0074 tienen un control de acceso incorrecto a trav\u00e9s de la interfaz UART, lo que permite a los atacantes f\u00edsicos obtener un root shell. El atacante  entonces puede filtrar los datos de audio, leer credenciales de Wi-Fi en texto claro en un archivo de registro o acceder a otro dispositivo sensible e informaci\u00f3n del usuario."
    }
  ],
  "id": "CVE-2018-20007",
  "lastModified": "2026-06-17T01:52:09.387",
  "metrics": {
    "cvssMetricV2": [
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        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
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          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
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        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
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        "obtainOtherPrivilege": false,
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        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    "cvssMetricV30": [
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          "attackComplexity": "LOW",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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        "source": "nvd@nist.gov",
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  "published": "2019-05-16T19:29:00.270",
  "references": [
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      "source": "cve@mitre.org",
      "tags": [
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      "url": "https://forum.yeelight.com/"
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      "tags": [
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-732"
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      "source": "nvd@nist.gov",
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}


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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

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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.


Detection rules are retrieved from Rulezet.