BREW-COPYPARTY-CVE-2009-5013 (GHSA-8GV6-X88P-3F6H)

Vulnerability from osv_homebrew – Published: 2026-08-13 16:41 – Updated: 2026-09-09 23:48 – Source website
VLAI
Summary
Uncontrolled Resource Consumption in pyftpdlib
Details

Memory leak in the on_dtp_close function in ftpserver.py in pyftpdlib before 0.5.2 allows remote authenticated users to cause a denial of service (memory consumption) by sending a QUIT command during a data transfer.

Severity
6.0 (Medium)
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fix": "bump",
        "range_state": "fixed",
        "resource": "pyftpdlib",
        "resource_purl": "pkg:pypi/pyftpdlib@2.2.0",
        "upstream_fixed_in": "0.5.2"
      },
      "package": {
        "ecosystem": "Homebrew",
        "name": "copyparty",
        "purl": "pkg:brew/copyparty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.20.20"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "confidence": "high",
    "source": "matched",
    "strategy": "registry",
    "upstream_evidence": [
      {
        "ecosystem": "PyPI",
        "key": "pkg:pypi/pyftpdlib@2.2.0",
        "name": "pyftpdlib",
        "resource": "pyftpdlib",
        "strategy": "registry",
        "subject_version": "2.2.0"
      }
    ]
  },
  "details": "Memory leak in the on_dtp_close function in ftpserver.py in pyftpdlib before 0.5.2 allows remote authenticated users to cause a denial of service (memory consumption) by sending a QUIT command during a data transfer.",
  "id": "BREW-copyparty-CVE-2009-5013",
  "modified": "2026-09-09T23:48:44Z",
  "published": "2026-08-13T16:41:06Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-5013"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/giampaolo/pyftpdlib"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/pyftpdlib/PYSEC-2010-10.yaml"
    },
    {
      "type": "WEB",
      "url": "http://code.google.com/p/pyftpdlib/issues/detail?id=119"
    },
    {
      "type": "WEB",
      "url": "http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY"
    },
    {
      "type": "WEB",
      "url": "http://code.google.com/p/pyftpdlib/source/detail?r=615"
    },
    {
      "type": "WEB",
      "url": "http://code.google.com/p/pyftpdlib/source/diff?spec=svn615\u0026r=615\u0026format=side\u0026path=/trunk/pyftpdlib/ftpserver.py"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Uncontrolled Resource Consumption in pyftpdlib",
  "upstream": [
    "GHSA-8gv6-x88p-3f6h",
    "CVE-2009-5013",
    "PYSEC-2010-10"
  ]
}



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