fkie_cve-2024-56946
Vulnerability from fkie_nvd
Published
2025-02-03 20:15
Modified
2025-06-24 17:16
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
Denial of service in DNS-over-QUIC in Technitium DNS Server <= v13.2.2 allows remote attackers to permanently stop the server from accepting new DNS-over-QUIC connections by triggering unhandled exceptions in listener threads.
References
cve@mitre.orghttps://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md#version-133Release Notes
cve@mitre.orghttps://github.com/TechnitiumSoftware/DnsServer/commit/a7d1cfb6e836798ef9171677bf8919cf99d9dcb0Patch
Impacted products
Vendor Product Version
technitium dnsserver *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:technitium:dnsserver:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5FB11CF7-7421-4EAC-83F7-710092CB683D",
              "versionEndExcluding": "13.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Denial of service in DNS-over-QUIC in Technitium DNS Server \u003c= v13.2.2 allows remote attackers to permanently stop the server from accepting new DNS-over-QUIC connections by triggering unhandled exceptions in listener threads."
    },
    {
      "lang": "es",
      "value": "La denegaci\u00f3n de servicio en DNS-over-QUIC in Technitium DNS Server \u0026lt;= v13.2.2 permite a atacantes remotos detener de forma permanente que el servidor acepte nuevas conexiones DNS sobre QUIC activando excepciones no controladas en los subprocesos de escucha."
    }
  ],
  "id": "CVE-2024-56946",
  "lastModified": "2025-06-24T17:16:53.477",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "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:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "cve@mitre.org",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-02-03T20:15:33.743",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes"
      ],
      "url": "https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md#version-133"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/TechnitiumSoftware/DnsServer/commit/a7d1cfb6e836798ef9171677bf8919cf99d9dcb0"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-248"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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