CVE-2024-40592: forticlient Signature Bypass — Fix

Description

An improper verification of cryptographic signature vulnerability [CWE-347] in FortiClient MacOS version 7.4.0, version 7.2.4 and below, version 7.0.10 and below, version 6.4.10 and below may allow a local authenticated attacker to swap the installer with a malicious package via a race condition during the installation process.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H

Weakness Type (CWE)

CWE-347 CWE-347

Affected Products

Vendor	Product	Versions
fortinet	forticlient	6.4.0 — 7.2.5
fortinet	forticlient	All

References

Advisories & Patches

https://fortiguard.fortinet.com/psirt/FG-IR-24-022

Frequently Asked Questions

What is CVE-2024-40592? +

An improper verification of cryptographic signature vulnerability [CWE-347] in FortiClient MacOS version 7.4.0, version 7.2.4 and below, version 7.0.10 and below, version 6.4.10 and below may allow a local authenticated attacker to swap the installer with a malicious package via a race condition during the installation process. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2024-40592? +

CVE-2024-40592 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-40592? +

CVE-2024-40592 affects products from fortinet, specifically: forticlient. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-40592? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-40592