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.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Pyftpdlib | G.rodola | * | 0.1 (including) |