CVE-2023-42657 : faille critique progress ws ftp server (CVSS 9.6)

In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a directory traversal vulnerability was discovered.  An attacker could leverage this vulnerability to perform file operations (delete, rename, rmdir, mkdir) on files and folders outside of their authorized WS_FTP folder path.  Attackers could also escape the context of the WS_FTP Server file structure and perform the same level of operations (delete, rename, rmdir, mkdir) on file and folder locations on the underlying operating system.

Sévérité

Critique (CVSS 9.6)

Vecteur CVSS

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

Exploitation active

Non signalée par la CISA

Publication

27 sept. 2023

Dernière mise à jour

17 juin 2026

• progress ws ftp server

• Fiche CVE-2023-42657 sur le NVD (NIST)
• community.progress.com/s/article/WS…
• progress.com/ws_ftp