CVE-2019-5594 Cross-site scripting in Fortinet FortiNAC

What is CVE-2019-5594?

CVE-2019-5594 is a medium-severity cross-site scripting vulnerability in Fortinet FortiNAC, published on 23 Aug 2019. 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 Input During Web Page Generation ("Cross-site Scripting") in Fortinet FortiNAC 8.3.0 to 8.3.6 and 8.5.0 admin webUI may allow an unauthenticated attacker to perform a reflected XSS attack via the search field in the webUI.

Weakness: CWE-79

Which versions are affected by CVE-2019-5594?

It affects 1 product.

Products include Fortinet Fortinac.

How do I fix CVE-2019-5594?

No fix has been published for CVE-2019-5594 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-2019-5594 being exploited?

There is no known exploitation of CVE-2019-5594 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-q52x-xpc3-85cg.