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.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| pyftpdlib(PyPI) | 0 | 0.1.1 | N/A |
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