CVE-2023-22638 Cross-site scripting in FortiNAC

What is CVE-2023-22638?

CVE-2023-22638 is a medium-severity cross-site scripting vulnerability in Fortinet FortiNAC, published on 16 Feb 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Several improper neutralization of inputs during web page generation vulnerability [CWE-79] in FortiNAC 9.4.1 and below, 9.2.6 and below, 9.1.8 and below, 8.8.11 and below, 8.7.6 and below, 8.6.5 and below, 8.5.4 and below, 8.3.7 and below may allow an authenticated attacker to perform several XSS attacks via crafted HTTP GET requests.

Weakness: CWE-79

Which versions are affected by CVE-2023-22638?

It affects 1 product.

Products include Fortinet Fortinac.

How do I fix CVE-2023-22638?

No fix has been published for CVE-2023-22638 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-2023-22638 being exploited?

There is no known exploitation of CVE-2023-22638 in the wild and no public exploit code.

Other vulnerabilities in Fortinet FortiNAC

• CVE-2022-39952 Path traversal in FortiNAC Critical 9.8
• CVE-2023-33299 Deserialization in FortiNAC Critical 9.6
• CVE-2022-26117 Hardcoded credentials in Fortinet FortiNAC High 8.8
• CVE-2022-38375 Missing authorization in FortiNAC High 8.6
• CVE-2022-39953 Privilege escalation in FortiNAC High 7.8

Sources

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

Also known as GHSA-2gg9-87cr-qr23.