CVE-2024-36504 Denial of service in FortiOS

What is CVE-2024-36504?

CVE-2024-36504 is a medium-severity denial of service vulnerability in Fortinet Fortios, published on 14 Jan 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An out-of-bounds read vulnerability [CWE-125] in FortiOS SSLVPN web portal versions 7.4.0 through 7.4.4, versions 7.2.0 through 7.2.8, 7.0 all verisons, and 6.4 all versions may allow an authenticated attacker to perform a denial of service on the SSLVPN web portal via a specially crafted URL.

Weakness: CWE-125

Which versions are affected by CVE-2024-36504?

It affects 1 product.

Products include Fortinet Fortios.

How do I fix CVE-2024-36504?

No fix has been published for CVE-2024-36504 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2024-36504 being exploited?

There is no known exploitation of CVE-2024-36504 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
• How this page is made