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CVE-2007-6737

Estado: ModificadaAlta (7.5)—

FTPServer.py in pyftpdlib before 0.2.0 does not increment the attempted_logins count for a USER command that specifies an invalid username, which makes it easier for remote attackers to obtain access via a brute-force attack.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

G.rodola — Pyftpdlib

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2007-6737",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2010-10-19T20:00:01.707",
  "references": [
    {
      "url": "http://code.google.com/p/pyftpdlib/issues/detail?id=20",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://code.google.com/p/pyftpdlib/source/detail?r=23",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://code.google.com/p/pyftpdlib/source/diff?spec=svn23&r=23&format=side&path=/trunk/pyftpdlib/FTPServer.py",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://code.google.com/p/pyftpdlib/issues/detail?id=20",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://code.google.com/p/pyftpdlib/source/detail?r=23",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://code.google.com/p/pyftpdlib/source/diff?spec=svn23&r=23&format=side&path=/trunk/pyftpdlib/FTPServer.py",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "FTPServer.py in pyftpdlib before 0.2.0 does not increment the attempted_logins count for a USER command that specifies an invalid username, which makes it easier for remote attackers to obtain access via a brute-force attack."
    },
    {
      "lang": "es",
      "value": "FTPServer.py en pyftpdlib anterior a v0.2.0 no incrementa el contador attempted_logins para un comando USER que especifica un nombre de usuario inválido, lo cual da lugar a que sea más fácil para los atacantes remotos obtener acceso a través de un ataque de fuerza bruta."
    }
  ],
  "lastModified": "2026-06-16T22:48:40.613",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:g.rodola:pyftpdlib:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "807615BB-C28B-462D-B0C7-4950E31B0CC6",
              "versionEndIncluding": "0.1.1"
            },
            {
              "criteria": "cpe:2.3:a:g.rodola:pyftpdlib:0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DB3D49FE-C51B-49E8-895E-AD4C4E138425"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}