In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system.

Published: 2023-09-27

CVSS: 10.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Download CVE-2023-40044 POC (Proof-of-Concept) here:

Tip: Download official Tor Browser at https://www.torproject.org/download/ to access .onion links.

https://connollyfinan.ie/poc-59-cve-2024-53104/

https://connollyfinan.ie/poc-254-cve-2019-0903/

https://connollyfinan.ie/poc-656-cve-2021-22205/

https://connollyfinan.ie/poc-275-cve-2025-54309/

https://connollyfinan.ie/poc-538-cve-2024-9256/