Vulnerability Monitor

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CVE-2023-40044

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

2023-09-27T15:18:57.307

Last Modified

2025-03-10T20:32:25.380

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 10.0 (CRITICAL)

Weaknesses

Type: Secondary
CWE-502
Type: Primary
CWE-502

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	progress	ws_ftp_server	< 8.7.4	Yes
Application	progress	ws_ftp_server	< 8.8.2	Yes

References

http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry ([email protected])
https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044 Third Party Advisory ([email protected])
https://censys.com/cve-2023-40044/ Third Party Advisory ([email protected])
https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023 Vendor Advisory ([email protected])
https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044 Exploit, Third Party Advisory ([email protected])
https://www.progress.com/ws_ftp Product ([email protected])
https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/ Broken Link, Third Party Advisory ([email protected])
https://www.theregister.com/2023/10/02/ws_ftp_update/ Press/Media Coverage, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://censys.com/cve-2023-40044/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.progress.com/ws_ftp Product (af854a3a-2127-422b-91ae-364da2661108)
https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/ Broken Link, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.theregister.com/2023/10/02/ws_ftp_update/ Press/Media Coverage, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)