FKIE_CVE-2021-35123

Vulnerability from fkie_nvd - Published: 2022-06-14 10:15 - Updated: 2026-06-17 03:57
Summary
Buffer copy in GATT multi notification due to improper length check for the data coming over-the-air in Snapdragon Connectivity, Snapdragon Industrial IOT
Impacted products
Vendor Product Version
qualcomm aqt1000_firmware -
qualcomm aqt1000 -
qualcomm qca6390_firmware -
qualcomm qca6390 -
qualcomm qca6391_firmware -
qualcomm qca6391 -
qualcomm sd_8_gen1_5g_firmware -
qualcomm sm8475 -
qualcomm sd480_firmware -
qualcomm sd480 -
qualcomm sd660_firmware -
qualcomm sd660 -
qualcomm sd778g_firmware -
qualcomm sd778g -
qualcomm sd780g_firmware -
qualcomm sd780g -
qualcomm sd855_firmware -
qualcomm sd855 -
qualcomm sd865_5g_firmware -
qualcomm sd865_5g -
qualcomm sd870_firmware -
qualcomm sd870 -
qualcomm sd888_5g_firmware -
qualcomm sd888_5g -
qualcomm sdx55m_firmware -
qualcomm sdx55m -
qualcomm sm6375_firmware -
qualcomm sm6375 -
qualcomm sm7325p_firmware -
qualcomm sm7325p -
qualcomm wcd9335_firmware -
qualcomm wcd9335 -
qualcomm wcd9370_firmware -
qualcomm wcd9370 -
qualcomm wcd9375_firmware -
qualcomm wcd9375 -
qualcomm wcd9380_firmware -
qualcomm wcd9380 -
qualcomm wcd9385_firmware -
qualcomm wcd9385 -
qualcomm wcn3980_firmware -
qualcomm wcn3980 -
qualcomm wcn3988_firmware -
qualcomm wcn3988 -
qualcomm wcn3991_firmware -
qualcomm wcn3991 -
qualcomm wcn3998_firmware -
qualcomm wcn3998 -
qualcomm wcn6740_firmware -
qualcomm wcn6740 -
qualcomm wcn6750_firmware -
qualcomm wcn6750 -
qualcomm wcn6850_firmware -
qualcomm wcn6850 -
qualcomm wcn6851_firmware -
qualcomm wcn6851 -
qualcomm wcn6855_firmware -
qualcomm wcn6855 -
qualcomm wcn6856_firmware -
qualcomm wcn6856 -
qualcomm wsa8830_firmware -
qualcomm wsa8830 -
qualcomm wsa8835_firmware -
qualcomm wsa8835 -

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer copy in GATT multi notification due to improper length check for the data coming over-the-air in Snapdragon Connectivity, Snapdragon Industrial IOT"
    },
    {
      "lang": "es",
      "value": "Una copia del b\u00fafer en la notificaci\u00f3n m\u00faltiple de GATT debido a una comprobaci\u00f3n inapropiada de la longitud de los datos que llegan por el aire en Snapdragon Connectivity, Snapdragon Industrial IOT"
    }
  ],
  "id": "CVE-2021-35123",
  "lastModified": "2026-06-17T03:57:15.190",
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        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
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          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 8.3,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:A/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
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        "exploitabilityScore": 6.5,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 2.8,
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        "source": "product-security@qualcomm.com",
        "type": "Secondary"
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      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
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          "vectorString": "CVSS:3.1/AV:A/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": "2022-06-14T10:15:17.523",
  "references": [
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      "source": "product-security@qualcomm.com",
      "tags": [
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        "Vendor Advisory"
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  "sourceIdentifier": "product-security@qualcomm.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "NVD-CWE-Other"
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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

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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Detection rules are retrieved from Rulezet.

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