CVE-2023-41678 Use after free in FortiOS

What is CVE-2023-41678?

CVE-2023-41678 is a high-severity use after free vulnerability in Fortinet Fortios, published on 13 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A double free in Fortinet FortiOS versions 7.0.0 through 7.0.5, FortiPAM version 1.0.0 through 1.0.3, 1.1.0 through 1.1.1 allows attacker to execute unauthorized code or commands via specifically crafted request.

Weakness: CWE-415

Which versions are affected by CVE-2023-41678?

It affects 2 products.

Products include Fortinet Fortios, Fortinet Fortipam.

How do I fix CVE-2023-41678?

No fix has been published for CVE-2023-41678 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2023-41678 being exploited?

There is no known exploitation of CVE-2023-41678 in the wild and no public exploit code.

Other vulnerabilities in Fortinet Fortios

• CVE-2024-23113 Fortinet Multiple Products Format String Exploited Critical 9.8
• CVE-2022-40684 Fortinet Multiple Products Authentication Bypass Exploited Critical 9.8
• CVE-2024-55591 Fortinet FortiOS and FortiProxy Authentication Bypass Exploited Critical 9.6
• CVE-2024-21762 Fortinet FortiOS Out-of-Bound Write Exploited Critical 9.6
• CVE-2022-42475 Fortinet FortiOS Heap-Based Buffer Overflow Exploited Critical 9.3

All Fortinet Fortios vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-mp7x-6p2g-hmwv.