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CVE-2024-4040

Unauthenticated arbitrary file read and remote code execution in CrushFTP

Published: Apr 22, 2024Updated: Feb 26, 2026 Sources: CVE List NVD BDUCWE-1336
9.8CRITICAL
NVD MITRE
EPSS Score
99.5%
Top 0.1%
CISA KEV
Active Exploitation
Since Apr 24, 2024
Exploits
3 Known
Remediation
Patch Available
Self-Check
Nuclei · OpenVAS

Description

A server side template injection vulnerability in CrushFTP in all versions before 10.7.1 and 11.1.0 on all platforms allows unauthenticated remote attackers to read files from the filesystem outside of the VFS Sandbox, bypass authentication to gain administrative access, and perform remote code execution on the server.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-1336CWE-94

Affected Products

CrushFTP
commercial
CrushFTPOn-prem
Communications / email-server-client
Converge Technology Solutions
commercialaka crushftp
CrushFTPOn-prem
Cloud & SaaS
and 1 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Apr 24, 2024
Remediation due:May 1, 2024

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

3 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://www.crushftp.com/crush11wiki/Wiki.jsp?page=Update
crushftp.com
https://www.crushftp.com/crush10wiki/Wiki.jsp?page=Update
crushftp.com
https://www.reddit.com/r/cybersecurity/comments/1c850i2/all_versions_of_crush_ftp_are_vulnerable/
reddit.com
and 10 more references View all →

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