{
  "id": "CVE-2017-15094",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2018-01-23T15:29:00.417",
  "lastModified": "2019-10-09T23:24:12.327",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default)."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un problema en el c\u00f3digo de an\u00e1lisis DNSSEC de PowerDNS Recursor, desde la versi\u00f3n 4.0.0 hasta la 4.0.6, tambi\u00e9n incluida, lo que conduce a una fuga de memoria al analizar claves DNSSEC ECDSA especialmente manipuladas. Estas claves solo se analizan cuando la validaci\u00f3n est\u00e1 habilitada mediante la configuraci\u00f3n de dnssec a un valor distinto de off o process-no-validate (por defecto)."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-772"
        }
      ]
    },
    {
      "source": "secalert@redhat.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.0.0",
              "versionEndIncluding": "4.0.6",
              "matchCriteriaId": "94094CC8-C228-40FF-BA81-FD93082D99A2"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/101982",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-07.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Mitigation",
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}