CVE-2024-1212: A Critical Vulnerability in KEMP LoadMaster and How to Update Your Firmware to Prevent It


How can I update my KEMP LoadMaster to address the CVE-2024-1212 security vulnerability? What are the available fixed firmware versions and where can I access the knowledge base article?


How to Update Your KEMP LoadMaster for CVE-2024-1212

CVE-2024-1212 is a critical security vulnerability that affects KEMP LoadMaster products. It allows remote attackers to execute arbitrary code on the device by exploiting a buffer overflow in the web interface. This vulnerability has been rated as 9.8 out of 10 in the Common Vulnerability Scoring System (CVSS).

To protect your KEMP LoadMaster from this threat, you need to update your firmware to the latest version that contains the fix. KEMP has released the following fixed firmware versions for different LoadMaster models:

  • (GA)
  • (LTSF)
  • (LTS)
  • (NG Hardware)
  • To update your firmware, you need to follow these steps:

    1. Log in to your KEMP Support Portal account and download the appropriate firmware file for your LoadMaster model. You can find the firmware files under the Downloads section.

    2. Log in to your LoadMaster web interface and go to System Configuration > System Administration > Update Software.

    3. Click on Choose File and select the firmware file that you downloaded in step 1. Click on Update Software to start the update process.

    4. Wait for the update to complete and reboot your LoadMaster when prompted. Do not power off or disconnect your LoadMaster during the update process.

    5. Verify that your LoadMaster is running the updated firmware version by checking the System Information page.

    For more information about CVE-2024-1212 and how to update your KEMP LoadMaster, you can access the knowledge base article that KEMP has published on their support website. The article is available only after login and can be found at this link:

    If you have any questions or issues regarding the update process, you can contact KEMP Support by phone, email, or chat. KEMP Support is available 24/7 and can assist you with any technical or security-related queries.


hope this article has helped you understand how to update your KEMP LoadMaster for CVE-2024-1212 and secure your network from potential attacks. Thank you for choosing KEMP as your load balancing solution.

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