{
  "id": "CVE-2018-20994",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2019-08-26T13:15:11.227",
  "lastModified": "2020-08-24T17:37:01.140",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in the trust-dns-proto crate before 0.5.0-alpha.3 for Rust. There is infinite recursion because DNS message compression is mishandled."
    },
    {
      "lang": "es",
      "value": "Se descubri\u00f3 un problema en el paquete (crate) trust-dns-proto versiones anteriores a 0.5.0-alpha.3 para Rust. Se presenta una recursi\u00f3n infinita porque la compresi\u00f3n de mensajes DNS es manejada inapropiadamente."
    }
  ],
  "metrics": {
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        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
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        "source": "nvd@nist.gov",
        "type": "Primary",
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          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-674"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:trust-dns-proto_project:trust-dns-proto:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "0.4.3",
              "matchCriteriaId": "4F3122D9-74F3-4EED-A935-6AD76044699F"
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  "references": [
    {
      "url": "https://rustsec.org/advisories/RUSTSEC-2018-0007.html",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}