FKIE_CVE-2009-5010

Vulnerability from fkie_nvd - Published: 2010-10-19 20:00 - Updated: 2025-04-11 00:51
Severity ?
Summary
Race condition in the FTPHandler class in ftpserver.py in pyftpdlib before 0.5.1 allows remote attackers to cause a denial of service (daemon outage) by establishing and then immediately closing a TCP connection, leading to the accept function having an unexpected return value of None, a different vulnerability than CVE-2010-3494.
References
cve@mitre.orghttp://bugs.python.org/issue6706Patch
cve@mitre.orghttp://code.google.com/p/pyftpdlib/issues/detail?id=91
cve@mitre.orghttp://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY
cve@mitre.orghttp://code.google.com/p/pyftpdlib/source/detail?r=439
cve@mitre.orghttp://code.google.com/p/pyftpdlib/source/diff?spec=svn439&r=439&format=side&path=/trunk/pyftpdlib/ftpserver.py
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2010/09/09/6
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2010/09/11/2
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2010/09/22/3
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2010/09/24/3
cve@mitre.orghttps://bugs.launchpad.net/zodb/+bug/135108
af854a3a-2127-422b-91ae-364da2661108http://bugs.python.org/issue6706Patch
af854a3a-2127-422b-91ae-364da2661108http://code.google.com/p/pyftpdlib/issues/detail?id=91
af854a3a-2127-422b-91ae-364da2661108http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY
af854a3a-2127-422b-91ae-364da2661108http://code.google.com/p/pyftpdlib/source/detail?r=439
af854a3a-2127-422b-91ae-364da2661108http://code.google.com/p/pyftpdlib/source/diff?spec=svn439&r=439&format=side&path=/trunk/pyftpdlib/ftpserver.py
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/09/09/6
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/09/11/2
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/09/22/3
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2010/09/24/3
af854a3a-2127-422b-91ae-364da2661108https://bugs.launchpad.net/zodb/+bug/135108
Impacted products

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              "matchCriteriaId": "5443E1F4-F425-4232-9707-ABC45DA93719",
              "versionEndIncluding": "0.5.0",
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  "cveTags": [],
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      "lang": "en",
      "value": "Race condition in the FTPHandler class in ftpserver.py in pyftpdlib before 0.5.1 allows remote attackers to cause a denial of service (daemon outage) by establishing and then immediately closing a TCP connection, leading to the accept function having an unexpected return value of None, a different vulnerability than CVE-2010-3494."
    },
    {
      "lang": "es",
      "value": "Condici\u00f3n de carrera en la clase FTPHandler en ftpserver.py de pyftpdlib anterior a v0.5.1 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda del demonio) estableciendo y cerrando inmediatamente una conexi\u00f3n TCP, provocando que la funci\u00f3n Accept tenga un valor de retorno no esperado de None. Una vulnerabilidad diferente de CVE-2010-3494"
    }
  ],
  "id": "CVE-2009-5010",
  "lastModified": "2025-04-11T00:51:21.963",
  "metrics": {
    "cvssMetricV2": [
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        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
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        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
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  "published": "2010-10-19T20:00:02.957",
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          "value": "CWE-362"
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      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}


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