CVE-2021-39926 (GCVE-0-2021-39926)
Vulnerability from cvelistv5
Published
2021-11-19 00:00
Modified
2024-08-04 02:20
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • Buffer copy without checking size of input ('classic buffer overflow') in Wireshark
Summary
Buffer overflow in the Bluetooth HCI_ISO dissector in Wireshark 3.4.0 to 3.4.9 allows denial of service via packet injection or crafted capture file
References
Impacted products
Vendor Product Version
Wireshark Foundation Wireshark Version: >=3.4.0, <3.4.10
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:20:34.099Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.wireshark.org/security/wnpa-sec-2021-08.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.com/wireshark/wireshark/-/issues/17649"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39926.json"
          },
          {
            "name": "FEDORA-2021-97bd631e0a",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/"
          },
          {
            "name": "FEDORA-2021-3747cf6107",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/"
          },
          {
            "name": "DSA-5019",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2021/dsa-5019"
          },
          {
            "name": "GLSA-202210-04",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202210-04"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Wireshark",
          "vendor": "Wireshark Foundation",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e=3.4.0, \u003c3.4.10"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Doneing"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Buffer overflow in the Bluetooth HCI_ISO dissector in Wireshark 3.4.0 to 3.4.9 allows denial of service via packet injection or crafted capture file"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Buffer copy without checking size of input (\u0027classic buffer overflow\u0027) in Wireshark",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-10-16T00:00:00",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "url": "https://www.wireshark.org/security/wnpa-sec-2021-08.html"
        },
        {
          "url": "https://gitlab.com/wireshark/wireshark/-/issues/17649"
        },
        {
          "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39926.json"
        },
        {
          "name": "FEDORA-2021-97bd631e0a",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/"
        },
        {
          "name": "FEDORA-2021-3747cf6107",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/"
        },
        {
          "name": "DSA-5019",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2021/dsa-5019"
        },
        {
          "name": "GLSA-202210-04",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202210-04"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2021-39926",
    "datePublished": "2021-11-19T00:00:00",
    "dateReserved": "2021-08-23T00:00:00",
    "dateUpdated": "2024-08-04T02:20:34.099Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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.