What’s Vulnerable › Vulnerabilities

CVE-2023-40049: WS_FTP Server Information Disclosure via Directory Listing

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-09-27 · updated 2026-06-17
• Weakness: CWE-200

Description

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

Affected products

• Progress Software Corporation WS_FTP Server: before 8.8.2 — fixed in 8.8.2

How to fix

Upgrade to a fixed version: Progress Software Corporation WS_FTP Server 8.8.2. Check the vendor advisory for mitigations.

References

• https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023
• https://www.progress.com/ws_ftp
• https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023
• https://www.progress.com/ws_ftp

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