{
  "id": "CVE-2021-3436",
  "sourceIdentifier": "vulnerabilities@zephyrproject.org",
  "published": "2021-10-05T21:15:09.293",
  "lastModified": "2021-10-13T12:39:39.973",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "BT: Possible to overwrite an existing bond during keys distribution phase when the identity address of the bond is known. Zephyr versions >= 1.14.2, >= 2.4.0, >= 2.5.0 contain Use of Multiple Resources with Duplicate Identifier (CWE-694). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63"
    },
    {
      "lang": "es",
      "value": "BT: Posibilidad de sobrescribir un v\u00ednculo existente durante la fase de distribuci\u00f3n de claves cuando se conoce la direcci\u00f3n de identidad del v\u00ednculo. Zephyr versiones posteriores a 1.14.2 incluy\u00e9ndola, versiones posteriores a 2.4.0 incluy\u00e9ndola, versiones posteriores a 2.5.0 incluy\u00e9ndola, contienen Uso de M\u00faltiples Recursos con Identificador Duplicado (CWE-694). Para m\u00e1s informaci\u00f3n, consulte https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63"
    }
  ],
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        "type": "Primary",
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          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "LOW",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
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        "exploitabilityScore": 3.9,
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          "privilegesRequired": "NONE",
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        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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      }
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  },
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      "description": [
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          "lang": "en",
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      "source": "vulnerabilities@zephyrproject.org",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-694"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "criteria": "cpe:2.3:o:zephyrproject:zephyr:1.14.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "B74694FC-5442-4F7E-AACF-0E1753F50148"
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  "references": [
    {
      "url": "http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63",
      "source": "vulnerabilities@zephyrproject.org",
      "tags": [
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        "Patch",
        "Third Party Advisory"
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  ]
}