CVE-2024-39943: OS Command Injection

Published Jul 4, 2024
·
Updated

rejetto HFS (aka HTTP File Server) 3 before 0.52.10 on Linux, UNIX, and macOS allows OS command execution by remote authenticated users (if they have Upload permissions). This occurs because a shell is used to execute df (i.e., with execSync instead of spawnSync in childprocess in Node.js).

Affected Software

2 affected componentsFixes available
npm/hfs<0.52.10
0.52.10
Rejetto HTTP File Server<0.52.10

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade npm/hfs to a version that resolves this vulnerability.

    Fixed in 0.52.10

Event History

Jul 4, 2024
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverity
Jul 5, 2024
Advisory Published
via GitHub·12:31 AM
Aug 19, 2026
News Published
via BleepingComputer·06:09 PM
Aug 20, 2026
News Published
via BleepingComputer·06:12 PM

Frequently Asked Questions

1

What is the severity of CVE-2024-39943?

CVE-2024-39943 is classified with a high severity due to its potential for remote OS command execution.

2

How do I fix CVE-2024-39943?

To fix CVE-2024-39943, update Rejetto HFS to version 0.52.10 or later.

3

Who is affected by CVE-2024-39943?

CVE-2024-39943 affects users of Rejetto HFS versions prior to 0.52.10 running on Linux, UNIX, or macOS.

4

What type of vulnerability is CVE-2024-39943?

CVE-2024-39943 is an OS command execution vulnerability that allows remote authenticated users to execute commands.

5

What are the conditions for exploiting CVE-2024-39943?

To exploit CVE-2024-39943, an attacker must have upload permissions as a remote authenticated user.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203