SB2024083019 - Multiple vulnerabilities in Progress Software WS_FTP

Description

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal (CVE-ID: CVE-2024-7744)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within the FileHandler module. A remote user can send a specially crafted HTTP request and read arbitrary files on the system.

2) Improper Authentication (CVE-ID: CVE-2024-7745)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote user to bypass authentication process.

The vulnerability exists due to missing critical step in multi-factor authentication of the Web Transfer Module. A remote administrator can skip the second-factor verification and log in with username and password only.

Remediation

Install update from vendor's website.

References

• https://community.progress.com/s/article/WS-FTP-Server-Service-Pack-August-2024
• https://www.progress.com/ftp-server
• https://www.zerodayinitiative.com/advisories/ZDI-24-1184/