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CVE-2026-33596

Estado: AnalizadaMedia (6.5)—

A client might theoretically be able to cause a mismatch between queries sent to a backend and the received responses by sending a flood of perfectly timed queries that are routed to a TCP-only or DNS over TLS backend.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Powerdns — Dnsdist

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-33596",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-33596",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
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              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-04-22T14:43:12.207234Z"
        }
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    "cvssMetricV31": [
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          "collectionURL": "https://repo.powerdns.com/",
          "defaultStatus": "unaffected"
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      ]
    }
  ],
  "published": "2026-04-22T14:16:54.073",
  "references": [
    {
      "url": "https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html",
      "tags": [
        "Vendor Advisory"
      ],
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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    {
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      "value": "A client might theoretically be able to cause a mismatch between queries sent to a backend and the received responses by sending a flood of perfectly timed queries that are routed to a TCP-only or DNS over TLS backend."
    }
  ],
  "lastModified": "2026-06-17T10:37:45.780",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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}