fkie_cve-2021-1684
Vulnerability from fkie_nvd
Published
2021-01-12 20:15
Modified
2024-11-21 05:44
Severity ?
5.0 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
Microsoft is aware of the "Impersonation in the Passkey Entry Protocol" vulnerability. For more information regarding the vulnerability, please see this statement from the Bluetooth SIG. To address the vulnerability, Microsoft has released a software update that will fail attempts to pair if the remote device exchanges a public key with the same X coordinate as the locally exchanged public key
References
secure@microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1684
af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1684
Impacted products
Vendor Product Version
microsoft windows_10 -
microsoft windows_10 20h2
microsoft windows_10 1607
microsoft windows_10 1803
microsoft windows_10 1809
microsoft windows_10 1909
microsoft windows_10 2004
microsoft windows_8.1 -
microsoft windows_rt_8.1 -
microsoft windows_server_2012 r2
microsoft windows_server_2016 -
microsoft windows_server_2016 20h2
microsoft windows_server_2016 1909
microsoft windows_server_2016 2004
microsoft windows_server_2019 -


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "21540673-614A-4D40-8BD7-3F07723803B0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*",
              "matchCriteriaId": "9E2C378B-1507-4C81-82F6-9F599616845A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*",
              "matchCriteriaId": "E01A4CCA-4C43-46E0-90E6-3E4DBFBACD64",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*",
              "matchCriteriaId": "7CB85C75-4D35-480E-843D-60579EC75FCB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*",
              "matchCriteriaId": "6B8F3DD2-A145-4AF1-8545-CC42892DA3D1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*",
              "matchCriteriaId": "E9273B95-20ED-4547-B0A8-95AD15B30372",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*",
              "matchCriteriaId": "AAE74AF3-C559-4645-A6C0-25C3D647AAC8",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*",
              "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*",
              "matchCriteriaId": "4A190388-AA82-4504-9D5A-624F23268C9F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*",
              "matchCriteriaId": "C253A63F-03AB-41CB-A03A-B2674DEA98AA",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*",
              "matchCriteriaId": "0B60D940-80C7-49F0-8F4E-3F99AC15FA82",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Microsoft is aware of the \u0026quot;Impersonation in the Passkey Entry Protocol\u0026quot; vulnerability. For more information regarding the vulnerability, please see this\u202fstatement\u202ffrom the Bluetooth SIG.\nTo address the vulnerability, Microsoft has released a software update that will fail attempts to pair if the remote device exchanges a public key with the same X coordinate as the locally exchanged public key"
    },
    {
      "lang": "es",
      "value": "Una Vulnerabilidad de Omisi\u00f3n de la Funcionalidad de Windows Bluetooth Security. Este ID de CVE es diferente de CVE-2021-1638, CVE-2021-1683"
    }
  ],
  "id": "CVE-2021-1684",
  "lastModified": "2024-11-21T05:44:53.430",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.3,
        "impactScore": 3.6,
        "source": "secure@microsoft.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Secondary"
      }
    ]
  },
  "published": "2021-01-12T20:15:32.853",
  "references": [
    {
      "source": "secure@microsoft.com",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1684"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1684"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.