{
  "id": "CVE-2007-1103",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2007-02-26T17:28:00.000",
  "lastModified": "2008-11-15T06:43:18.127",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Tor does not verify a node's uptime and bandwidth advertisements, which allows remote attackers who operate a low resource node to make false claims of greater resources, which places the node into use for many circuits and compromises the anonymity of traffic sources and destinations."
    },
    {
      "lang": "es",
      "value": "Tor no verifica el tiempo de funcionamiento y los anuncios de ancho de banda, lo cual permite a atacantes remotos que operan un nodo con bajos recursos afirmar que poseen recursos mayores, lo cual pone el nodo en uso para muchos circuitos y compromete el anonimato de las fuentes y los destinos del tr\u00e1fico."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "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": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:tor:tor:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "0.1.1.26",
              "matchCriteriaId": "D5284A61-BC5E-414D-BCFD-3844D0478CC1"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://archives.seul.org/or/talk/Feb-2007/msg00197.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://archives.seul.org/or/talk/Feb-2007/msg00200.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://archives.seul.org/or/talk/Feb-2007/msg00202.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/45249",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.cs.colorado.edu/department/publications/reports/docs/CU-CS-1025-07.pdf",
      "source": "cve@mitre.org"
    }
  ]
}