SARA / Free Tools / KEV / CVE-2024-4040

CVE-2024-4040 on CISA KEV

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 perf

CISA KEV — Actively Exploited

CrushFTP VFS Sandbox Escape Vulnerability

Vendor / Product
— / CrushFTP / CrushFTP
Added to KEV
2024-04-24
BOD 22-01 due
2024-05-01
Ransomware use
Unknown
CVSS / EPSS
9.8 CRITICAL · EPSS 94.43%

01What CISA says about this vulnerability

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.

02Required action — verbatim from CISA

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

03Notes & references

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

VendorProductVersions
CrushFTPCrushFTP10.0, 11.0

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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