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CVE-2026-24027

Estado: AnalizadaMedia (5.3)—

Crafted zones can lead to increased incoming network traffic.

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 — Recursor

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-24027",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-24027",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-02-09T16:19:10.019094Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@open-xchange.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@open-xchange.com",
      "affectedData": [
        {
          "repo": "https://github.com/PowerDNS/pdns",
          "vendor": "PowerDNS",
          "modules": [
            "Synchronous Resolver"
          ],
          "product": "Recursor",
          "versions": [
            {
              "status": "affected",
              "version": "5.3.0",
              "lessThan": "5.3.5",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "5.2.0",
              "lessThan": "5.2.8",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "5.1.0",
              "lessThan": "5.1.10",
              "versionType": "semver"
            }
          ],
          "packageName": "pdns-recursor",
          "programFiles": [
            "syncres.cc"
          ],
          "collectionURL": "https://repo.powerdns.com/",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-02-09T15:16:11.587",
  "references": [
    {
      "url": "https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2026-01.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@open-xchange.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-294"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Crafted zones can lead to increased incoming network traffic."
    },
    {
      "lang": "es",
      "value": "Zonas elaboradas pueden llevar a un aumento del tráfico de red entrante."
    }
  ],
  "lastModified": "2026-06-17T10:22:29.107",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BCD53D74-E38B-4113-A5FD-880E7EA4EFA3",
              "versionEndExcluding": "5.1.10",
              "versionStartIncluding": "5.1.0"
            },
            {
              "criteria": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0A9BDC0A-EA2A-4FAA-9E2B-8DDC3730FCBC",
              "versionEndExcluding": "5.2.8",
              "versionStartIncluding": "5.2.0"
            },
            {
              "criteria": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EE3FB5B9-EB60-473D-9C9D-39787C08BA1B",
              "versionEndExcluding": "5.3.5",
              "versionStartIncluding": "5.3.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@open-xchange.com"
}