CVE-2024-33510 Cross-site scripting in FortiOS

What is CVE-2024-33510?

CVE-2024-33510 is a low-severity cross-site scripting vulnerability in Fortinet Fortios, published on 12 Nov 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An improper neutralization of special elements in output used by a downstream component ('Injection') vulnerability [CWE-74] in FortiOS version 7.4.3 and below, version 7.2.8 and below, version 7.0.16 and below; FortiProxy version 7.4.3 and below, version 7.2.9 and below, version 7.0.16 and below; FortiSASE version 24.2.b SSL-VPN web user interface may allow a remote unauthenticated attacker to perform phishing attempts via crafted requests.

Weakness: CWE-358

Which versions are affected by CVE-2024-33510?

It affects 2 products.

Products include Fortinet Fortios, Fortinet Fortiproxy.

How do I fix CVE-2024-33510?

No fix has been published for CVE-2024-33510 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-33510 being exploited?

There is no known exploitation of CVE-2024-33510 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-9gmw-9qg6-35hm.