The get1 command, as used by lftpget, in LFTP before 4.0.6 does not properly validate a server-provided filename before determining the destination filename of a download, which allows remote servers to create or overwrite arbitrary files via a Content-Disposition header that suggests a crafted filename, and possibly execute arbitrary code as a consequence of writing to a dotfile in a home directory.

A vulnerability was found in Kmint21 Golden FTP Server 2.02b and classified as problematic. This issue affects some unknown processing of the component PASV Command Handler. The manipulation leads to denial of service. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-252041 was assigned to this vulnerability.

A vulnerability was found in PCMan FTP Server 2.0.7 and classified as problematic. This issue affects some unknown processing of the component STOR Command Handler. The manipulation leads to denial of service. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-251555.

A vulnerability has been found in PCMan FTP Server 2.0.7 and classified as problematic. This vulnerability affects unknown code of the component PUT Command Handler. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-251554 is the identifier assigned to this vulnerability.

A vulnerability classified as problematic was found in EFS Easy File Sharing FTP 2.0. Affected by this vulnerability is an unknown functionality. The manipulation of the argument username leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-251479. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in PCMan FTP Server 2.0.7. It has been classified as problematic. This affects an unknown part of the component USER Command Handler. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-250719.

Core FTP / SFTP Server v2 Build 725 was discovered to allow unauthenticated attackers to cause a Denial of Service (DoS) via a crafted packet through the SSH service.

Buffer overflow vulnerability in Core FTP Server v2 Build 697, via a crafted username.

An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674. Using the MDTM FTP command, a remote attacker can use a directory traversal technique (..\..\) to browse outside the root directory to determine the existence of a file on the operating system, and its last modified date.

An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674. A directory traversal vulnerability exists using the SIZE command along with a \..\..\ substring, allowing an attacker to enumerate file existence based on the returned information.