github - ghsa-wvjr-27w9-ff2r

GHSA-WVJR-27W9-FF2R

Vulnerability from github – Published: 2022-05-24 19:12 – Updated: 2022-05-24 19:12

Details

Knot Resolver before 5.3.2 is prone to an assertion failure, triggerable by a remote attacker in an edge case (NSEC3 with too many iterations used for a positive wildcard proof).

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{
  "affected": [],
  "aliases": [
    "CVE-2021-40083"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-617"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-08-25T01:15:00Z",
    "severity": "HIGH"
  },
  "details": "Knot Resolver before 5.3.2 is prone to an assertion failure, triggerable by a remote attacker in an edge case (NSEC3 with too many iterations used for a positive wildcard proof).",
  "id": "GHSA-wvjr-27w9-ff2r",
  "modified": "2022-05-24T19:12:14Z",
  "published": "2022-05-24T19:12:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-40083"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.nic.cz/knot/knot-resolver/-/merge_requests/1169"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2021-40083 (GCVE-0-2021-40083)

Vulnerability from cvelistv5 – Published: 2021-08-25 00:21 – Updated: 2024-08-04 02:27

Summary

Knot Resolver before 5.3.2 is prone to an assertion failure, triggerable by a remote attacker in an edge case (NSEC3 with too many iterations used for a positive wildcard proof).

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://gitlab.nic.cz/knot/knot-resolver/-/merge_…

x_refsource_MISC

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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:27:31.802Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gitlab.nic.cz/knot/knot-resolver/-/merge_requests/1169"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
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              "version": "n/a"
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      ],
      "descriptions": [
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          "lang": "en",
          "value": "Knot Resolver before 5.3.2 is prone to an assertion failure, triggerable by a remote attacker in an edge case (NSEC3 with too many iterations used for a positive wildcard proof)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-25T00:21:43",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gitlab.nic.cz/knot/knot-resolver/-/merge_requests/1169"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-40083",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
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              }
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          }
        },
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            }
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  },
  "cveMetadata": {
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-WVJR-27W9-FF2R

CVE-2021-40083 (GCVE-0-2021-40083)

Tags

Sightings

Nomenclature