{"id":"CVE-2007-6738","aliases":["EUVD-2010-0018","GHSA-gh7c-cg3x-pmcr","PYSEC-2010-22"],"status":"published","title":"pyftpdlib Use of Insufficiently Random Values of port selection on PASV command","description":"pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it easier for remote attackers to obtain potentially sensitive information about the number of in-progress data connections by reading the response to this command.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01127,"percentile":0.66567,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-330"],"published":"2010-10-19T19:00:00Z","modified":"2026-06-16T22:48:40Z","fixes":[{"ecosystem":"PyPI","package":"pyftpdlib","fixed_in":["0.1.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"pyftpdlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.1"}]}]},{"source":"osv","ecosystem":"PyPI","package":"pyftpdlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.1"}]}]},{"source":"osv","ecosystem":"PyPI","package":"pyftpdlib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.1"}]}]}],"products":[{"vendor":"g.rodola","product":"pyftpdlib"}],"references":[{"url":"http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-6738","tags":["advisory"]},{"url":"https://github.com/giampaolo/pyftpdlib/commit/d171bdc4ef7ac769671946a8a3e5eaafc39a9202","tags":["web"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/pyftpdlib/PYSEC-2010-22.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-gh7c-cg3x-pmcr","tags":["advisory"]},{"url":"https://github.com/giampaolo/pyftpdlib","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2007-6738","description":"pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it easier for remote attackers to obtain potentially sensitive information about the number of in-progress data connections by reading the response to this command.","status":"published","published":"2010-10-19T19:00:00Z","modified":"2024-09-16T22:09:55.962Z","updated_at":"2026-11-02T13:33:07.91528Z"}],"euvd":[{"id":"EUVD-2010-0018","description":"pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it easier for remote attackers to obtain potentially sensitive information about the number of in-progress data connections by reading the response to this command.","status":"published","published":"2010-10-19T19:00:00Z","modified":"2024-09-16T22:09:55Z","updated_at":"2026-11-03T00:55:05.279117Z"}],"ghsa":[{"id":"GHSA-gh7c-cg3x-pmcr","title":"pyftpdlib Use of Insufficiently Random Values of port selection on PASV command","description":"pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it easier for remote attackers to obtain potentially sensitive information about the number of in-progress data connections by reading the response to this command.","status":"published","published":"2022-05-01T18:45:57Z","modified":"2024-10-21T21:00:58Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-330"],"updated_at":"2026-11-02T14:38:12.325695Z"}],"nvd":[{"id":"CVE-2007-6738","description":"pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it easier for remote attackers to obtain potentially sensitive information about the number of in-progress data connections by reading the response to this command.","status":"published","published":"2010-10-19T20:00:01.923Z","modified":"2026-06-16T22:48:40.713Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:24.110006Z"}],"osv":[{"id":"GHSA-gh7c-cg3x-pmcr","title":"pyftpdlib Use of Insufficiently Random Values of port selection on PASV command","description":"pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it easier for remote attackers to obtain potentially sensitive information about the number of in-progress data connections by reading the response to this command.","status":"published","published":"2022-05-01T18:45:57Z","modified":"2024-10-21T21:00:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-330"],"updated_at":"2026-11-02T15:46:47.822182Z"},{"id":"PYSEC-2010-22","description":"pyftpdlib before 0.1.1 does not choose a random value for the port associated with the PASV command, which makes it easier for remote attackers to obtain potentially sensitive information about the number of in-progress data connections by reading the response to this command.","status":"published","published":"2010-10-19T20:00:00Z","modified":"2026-06-10T17:01:43.604312686Z","updated_at":"2026-11-02T15:52:51.254177Z"}]}}