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Patch Now! Critical Fortinet FortiClient EMS Vulnerability Exploited

Judia Nguyen / 27.03.2024

Attention Fortinet users! A recent vulnerability in FortiClient EMS, a critical enterprise endpoint management solution, is being actively exploited in attacks. This blog post will break down the details of the vulnerability, its potential impact, and how to stay safe.

What's the Problem?

The vulnerability, tracked as CVE-2023-48788, is an SQL injection flaw residing in the DB2 Administration Server (DAS) component of FortiClient EMS. An SQL injection vulnerability allows attackers to inject malicious code into database queries, potentially taking complete control of the server.

Why Should You Care?

This vulnerability is rated as "critical" with a CVSS score of 9.8, indicating a severe risk. A successful exploit could grant attackers access to your entire network, steal sensitive data, or deploy ransomware.

Are You Affected?

If you're running FortiClient EMS versions 7.0.1 through 7.0.10 or 7.2.0 through 7.2.2, you're at risk. Public exploit code is available, making it easier for attackers to leverage this vulnerability.

How to Stay Safe

Here's what you need to do:

Patch Immediately:

The most crucial step is to update your FortiClient EMS server to versions 7.0.11, 7.2.3 or later. These versions address the vulnerability and significantly reduce your risk.

Mitigate Risk:

If patching isn't possible right away, consider additional security measures. Restrict access to the EMS server and implement network segmentation to minimize potential damage.

Stay Informed:

Follow reputable security sources for updates on this vulnerability and potential exploits.

Don't Wait! Patch Now!

Proactive security measures are essential to protect your network. Patching your FortiClient EMS server is the best defense against this critical vulnerability. By taking action now, you can minimize your risk and keep your data safe.

For further information

Check the CISA Known Exploited Vulnerabilities Catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog for confirmation of CVE-2023-48788 being exploited.

Refer to the SecurityWeek article for a more detailed explanation: https://www.securityweek.com/recent-fortinet-forticlient-ems-vulnerability-exploited-in-attacks/

Visit the Fortinet website for their official advisory on CVE-2023-48788 (search their website).

Remember, cybersecurity is an ongoing process. By staying vigilant and taking timely action, you can ensure a more secure future for your network.

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