CVE-2023-40044

Product

Progress / WS_FTP Server

Vulnerability

Progress WS_FTP Server Deserialization of Untrusted Data Vulnerability

Added to KEV

Oct 5, 2023

Remediate by

Oct 26, 2023

Known ransomware use

Yes

Summary description

Progress WS_FTP Server contains a deserialization of untrusted data vulnerability in the Ad Hoc Transfer module that allows an authenticated attacker to execute remote commands on the underlying operating system.

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notes

https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023; https://nvd.nist.gov/vuln/detail/CVE-2023-40044