CVE-2024-4040:A server-side template injection vulnerability in CrushFTP 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.

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Description Preview

CVE-2024-4040 is a critical vulnerability affecting all versions of CrushFTP prior to 10.7.1 and 11.1.0. This vulnerability arises from improper handling of template elements, which allows unauthenticated attackers to exploit the system. The attackers can read arbitrary files from the filesystem, bypass authentication mechanisms, and execute arbitrary code on the server. The vulnerability has a CVSS score of 9.8, indicating a high severity level, with significant impacts on confidentiality, integrity, and availability.

Overview

  • CVE ID: CVE-2024-4040
  • Vendor: CrushFTP
  • Affected Products:
    • CrushFTP versions < 10.7.1
    • CrushFTP versions < 11.1.0
  • Vulnerability Type: Server-side template injection
  • Attack Vector: Network
  • Privileges Required: None
  • User Interaction: None
  • Impact:
    • Arbitrary File Read
    • Authentication Bypass (CAPEC-115)
    • Remote Code Inclusion (CAPEC-253)
  • CVSS Score: 9.8 (Critical)

Remediation

Users of CrushFTP are advised to upgrade to the latest versions to mitigate this vulnerability:

References

  1. CrushFTP Version 10 Update Advisory
  2. CrushFTP Version 11 Update Advisory
  3. BleepingComputer Media Coverage
  4. Reddit Discussion on Vulnerability
  5. Rapid7 Blog Post on Exploit
  6. GitHub Exploit Repository

Early Warning

Customers using Armis Early Warning were notified about this vulnerability before it appeared in CISA's Known Exploited Vulnerabilities Catalog, enabling them to assess their exposure and act proactively. Armis offers these examples of CVEs already included in CISA KEV for potential customers. Click here to learn how to receive alerts earlier.

Armis Alert Date
Apr 22, 2024
CISA KEV Date
Apr 24, 2024
2days early

Industry ExposureMost to least
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.

  1. Accommodation & Food Services: Low
    Accommodation & Food Services
  2. Administrative, Support, Waste Management & Remediation Services: Low
    Administrative, Support, Waste Management & Remediation Services
  3. Agriculture, Forestry Fishing & Hunting: Low
    Agriculture, Forestry Fishing & Hunting
  4. Arts, Entertainment & Recreation: Low
    Arts, Entertainment & Recreation
  5. Construction: Low
    Construction
  6. Educational Services: Low
    Educational Services
  7. Finance and Insurance: Low
    Finance and Insurance
  8. Health Care & Social Assistance: Low
    Health Care & Social Assistance
  9. Information: Low
    Information
  10. Management of Companies & Enterprises: Low
    Management of Companies & Enterprises
  11. Manufacturing: Low
    Manufacturing
  12. Mining: Low
    Mining
  13. Other Services (except Public Administration): Low
    Other Services (except Public Administration)
  14. Professional, Scientific, & Technical Services: Low
    Professional, Scientific, & Technical Services
  15. Public Administration: Low
    Public Administration
  16. Real Estate Rental & Leasing: Low
    Real Estate Rental & Leasing
  17. Retail Trade: Low
    Retail Trade
  18. Transportation & Warehousing: Low
    Transportation & Warehousing
  19. Utilities: Low
    Utilities
  20. Wholesale Trade: Low
    Wholesale Trade

Focus on What Matters

  1. See Everything.
  2. Identify True Risk.
  3. Proactively Mitigate Threats.

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