Arbitrary file download in CrushFTP



| Updated: 2025-03-21
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-4040
CWE-ID CWE-73
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
 CrushFTP
Server applications / File servers (FTP/HTTP)

Vendor CrushFTP

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) External Control of File Name or Path

EUVDB-ID: #VU88869

Risk: High

CVSSv4.0: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2024-4040

CWE-ID: CWE-73 - External Control of File Name or Path

Exploit availability: Yes

Description

The vulnerability allows a remote user to delete arbitrary files.

The vulnerability exists due to application allows to access files outside of the virtual file system. A remote authenticated user can read arbitrary system files.

Note, the vulnerability is being exploited in the wild.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CrushFTP: before 11.1.0

CPE2.3 External links

https://www.crushftp.com/crush11wiki/Wiki.jsp?page=Update
https://old.reddit.com/r/crowdstrike/comments/1c88788/situational_awareness_20240419_crushftp_virtual/
https://crushftp.com/version11_build.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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