cvelistv5 - CVE-2020-26557

CVE-2020-26557

Vulnerability from cvelistv5

Published

2021-05-24 17:28

Modified

2024-08-04 15:56

Severity ?

Summary

Mesh Provisioning in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit a nearby device (without possession of the AuthValue used in the provisioning protocol) to determine the AuthValue via a brute-force attack (unless the AuthValue is sufficiently random and changed each time).

References

▼	URL	Tags
	cve@mitre.org	https://kb.cert.org/vuls/id/799380	Third Party Advisory, US Government Resource
	cve@mitre.org	https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/	Vendor Advisory

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-04T15:56:04.728Z",
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            "url": "https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/"
          },
          {
            "tags": [
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            ],
            "url": "https://kb.cert.org/vuls/id/799380"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Mesh Provisioning in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit a nearby device (without possession of the AuthValue used in the provisioning protocol) to determine the AuthValue via a brute-force attack (unless the AuthValue is sufficiently random and changed each time)."
        }
      ],
      "problemTypes": [
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              "type": "text"
            }
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        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
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      "references": [
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          "url": "https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://kb.cert.org/vuls/id/799380"
        }
      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-26557",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
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                    }
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                "vendor_name": "n/a"
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        "data_format": "MITRE",
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              "value": "Mesh Provisioning in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit a nearby device (without possession of the AuthValue used in the provisioning protocol) to determine the AuthValue via a brute-force attack (unless the AuthValue is sufficiently random and changed each time)."
            }
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        "problemtype": {
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                  "lang": "eng",
                  "value": "n/a"
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              "refsource": "MISC",
              "url": "https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/"
            },
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              "refsource": "MISC",
              "url": "https://kb.cert.org/vuls/id/799380"
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2021-05-24T17:28:56",
    "dateReserved": "2020-10-04T00:00:00",
    "dateUpdated": "2024-08-04T15:56:04.728Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
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  }
}

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.

Action not permitted

CVE-2020-26557

Vulnerability from cvelistv5

ghsa-gprg-wq36-vj82

Vulnerability from github

wid-sec-w-2022-1813

Vulnerability from csaf_certbund

gsd-2020-26557

Vulnerability from gsd

Tags

Sightings

Nomenclature