CVE-2023-40044

Description

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.

References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog
• https://nvd.nist.gov/vuln/detail/CVE-2023-40044
• https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023
• https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-44651
• https://www.progress.com/ws_ftp
• https://www.theregister.com/2023/10/02/ws_ftp_update/
• https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/
• https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044
• https://censys.com/cve-2023-40044/
• https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044
• http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html