{"cve":"CVE-2007-6738","nvd":{"published":"2010-10-19T20:00:01.923","modified":"2026-06-16T22:48:40.713","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY","http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY"],"products":["g.rodola:pyftpdlib"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2007-6738","score":0.01127,"percentile":0.66346,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-gh7c-cg3x-pmcr","url":"https://osv.dev/vulnerability/GHSA-gh7c-cg3x-pmcr","summary":"pyftpdlib Use of Insufficiently Random Values of port selection on PASV command","modified":"2024-10-21T21:00:56Z","packages":[{"ecosystem":"PyPI","name":"pyftpdlib","purl":"pkg:pypi/pyftpdlib","ranges":["<0.1.1"],"fixed":["0.1.1"]}]},{"id":"PYSEC-2010-22","url":"https://osv.dev/vulnerability/PYSEC-2010-22","summary":"","modified":"2026-06-10T17:01:43.604312686Z","packages":[{"ecosystem":"PyPI","name":"pyftpdlib","purl":"pkg:pypi/pyftpdlib","ranges":["<0.1.1"],"fixed":["0.1.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}