CVE-2023-41675

Name: CVE-2023-41675
Creator: NVD / NIST
Published: 2023-10-10T17:15:12.62+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.02%

Last modified Jun 17, 2026

CVE-2023-41675 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A use after free vulnerability [CWE-416] in FortiOS version 7.2.0 through 7.2.4 and version 7.0.0 through 7.0.10 and FortiProxy version 7.2.0 through 7.2.2 and version 7.0.0 through 7.0.8 may allow an unauthenticated remote attacker to crash the WAD process via multiple crafted packets reaching proxy policies or firewall policies with proxy mode alongside SSL deep packet inspection.. EPSS estimates a 1.02% chance of exploitation in the next 30 days.

Description

A use after free vulnerability [CWE-416] in FortiOS version 7.2.0 through 7.2.4 and version 7.0.0 through 7.0.10 and FortiProxy version 7.2.0 through 7.2.2 and version 7.0.0 through 7.0.8 may allow an unauthenticated remote attacker to crash the WAD process via multiple crafted packets reaching proxy policies or firewall policies with proxy mode alongside SSL deep packet inspection.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability

1.02%

59.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Fortinet	Fortiproxy	>= 7.0.0, <= 7.0.8
Fortinet	Fortiproxy	7.2.0
Fortinet	Fortiproxy	7.2.1
Fortinet	Fortiproxy	7.2.2
Fortinet	Fortios	>= 7.0.0, <= 7.0.10
Fortinet	Fortios	>= 7.2.0, <= 7.2.4

References

https://fortiguard.com/psirt/FG-IR-23-184Vendor Advisory
https://fortiguard.com/psirt/FG-IR-23-184Vendor Advisory

Timeline

Published: Oct 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-41675?

How severe is CVE-2023-41675?

CVE-2023-41675 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.02% probability of exploitation in the next 30 days.

How do I fix CVE-2023-41675?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-41675?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST