CVE-2023-40049

Name: CVE-2023-40049
Creator: NVD / NIST
Published: 2023-09-27T15:19:01.013+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2023-40049 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. In WS_FTP Server version prior to 8.8.2, an unauthenticated user could enumerate files under the 'WebServiceHost' directory listing.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

In WS_FTP Server version prior to 8.8.2, an unauthenticated user could enumerate files under the 'WebServiceHost' directory listing.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.75%

50.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Progress	Ws Ftp Server	< 8.8.2

References

https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023Vendor Advisory
https://www.progress.com/ws_ftpProduct
https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023Vendor Advisory
https://www.progress.com/ws_ftpProduct

Timeline

Published: Sep 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-40049?

In WS_FTP Server version prior to 8.8.2, an unauthenticated user could enumerate files under the 'WebServiceHost' directory listing.

How severe is CVE-2023-40049?

CVE-2023-40049 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2023-40049?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-40049?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST