#VU106062 Missing authorization in CrushFTP - CVE-2025-31161

Vulnerability identifier: #VU106062

Vulnerability risk: Critical

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2025-31161, CVE-2025-2825

CWE-ID: CWE-862

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
CrushFTP
Server applications / File servers (FTP/HTTP)

Vendor: CrushFTP

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a missing authorization. A remote attacker can directly connect to the web server interface without credentials and gain full control over the server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

CrushFTP: before 10.8.4

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External links
https://www.crushftp.com/crush11wiki/Wiki.jsp?page=Update#21.03.2025

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.