{
  "id": "CVE-2017-7653",
  "sourceIdentifier": "emo@eclipse.org",
  "published": "2018-06-05T20:29:00.293",
  "lastModified": "2024-11-21T03:32:23.017",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect themselves from the broker by sending a topic string which is not valid UTF-8, and so cause a denial of service for the clients."
    },
    {
      "lang": "es",
      "value": "El broker Eclipse Mosquitto hasta la versi\u00f3n 1.4.15 no rechaza strings que no son UTF-8 v\u00e1lidos. Un cliente malicioso podr\u00eda provocar que otros clientes que s\u00ed rechazan strings UTF-8 no v\u00e1lidos se desconecten del broker enviando un string topic que no es un UTF-8 v\u00e1lido, provocando as\u00ed una denegaci\u00f3n de servicio (DoS) a los clientes."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:N/A:P",
          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "emo@eclipse.org",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    },
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "1.4.15",
              "matchCriteriaId": "B0C0DA37-B417-4600-A550-BEC814978C77"
            }
          ]
        }
      ]
    },
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://docs.oasis-open.org/mqtt/disallowed-chars/v1.0/disallowed-chars-v1.0.pdf",
      "source": "emo@eclipse.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=532113",
      "source": "emo@eclipse.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00036.html",
      "source": "emo@eclipse.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://usn.ubuntu.com/4023-1/",
      "source": "emo@eclipse.org"
    },
    {
      "url": "https://www.debian.org/security/2018/dsa-4325",
      "source": "emo@eclipse.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://docs.oasis-open.org/mqtt/disallowed-chars/v1.0/disallowed-chars-v1.0.pdf",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=532113",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00036.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://usn.ubuntu.com/4023-1/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.debian.org/security/2018/dsa-4325",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}