FKIE_CVE-2025-30195

Vulnerability from fkie_nvd - Published: 2025-04-07 14:15 - Updated: 2026-06-17 09:08
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An attacker can publish a zone containing specific Resource Record Sets. Processing and caching results for these sets can lead to an illegal memory accesses and crash of the Recursor, causing a denial of service. The remedy is: upgrade to the patched 5.2.1 version. We would like to thank Volodymyr Ilyin for bringing this issue to our attention.
References
security@open-xchange.comhttps://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-01.html
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2025/04/07/1
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "collectionURL": "https://repo.powerdns.com/",
          "defaultStatus": "unaffected",
          "modules": [
            "resolver"
          ],
          "packageName": "pdns-recursor",
          "product": "Recursor",
          "programFiles": [
            "syncres.cc"
          ],
          "repo": "https://github.com/PowerDNS/pdns",
          "vendor": "PowerDNS",
          "versions": [
            {
              "status": "affected",
              "version": "5.2.0"
            }
          ]
        }
      ],
      "source": "security@open-xchange.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An attacker can publish a zone containing specific Resource Record Sets. Processing and caching results for these sets can lead to an illegal memory accesses and crash of the Recursor, causing a denial of service.\n\nThe remedy is: upgrade to the patched 5.2.1 version.\n\nWe would like to thank Volodymyr Ilyin for bringing this issue to our attention."
    },
    {
      "lang": "es",
      "value": "Un atacante puede publicar una zona que contenga conjuntos de registros de recursos espec\u00edficos. El procesamiento y el almacenamiento en cach\u00e9 de los resultados de estos conjuntos pueden provocar accesos ilegales a la memoria y el bloqueo del Recursor, lo que provoca una denegaci\u00f3n de servicio. La soluci\u00f3n es actualizar a la versi\u00f3n 5.2.1 parcheada. Agradecemos a Volodymyr Ilyin por informarnos sobre este problema."
    }
  ],
  "id": "CVE-2025-30195",
  "lastModified": "2026-06-17T09:08:19.923",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "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"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "security@open-xchange.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-30195",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-07T14:07:50.203790Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-04-07T14:15:24.813",
  "references": [
    {
      "source": "security@open-xchange.com",
      "url": "https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-01.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2025/04/07/1"
    }
  ],
  "sourceIdentifier": "security@open-xchange.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "security@open-xchange.com",
      "type": "Secondary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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