CVE-2019-6699 Cross-site scripting in Fortinet FortiADC

Medium 5.4 Published Updated

An attacker can execute stored Cross-Site Scripting via the traffic group interface in Fortinet FortiADC, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-6699?

CVE-2019-6699 is a medium-severity cross-site scripting vulnerability in Fortinet FortiADC, published on 13 Mar 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

An improper neutralization of input vulnerability in Fortinet FortiADC 5.3.3 and earlier may allow an attacker to execute a stored Cross Site Scripting (XSS) via a field in the traffic group interface.

Weakness: CWE-79

Which versions are affected by CVE-2019-6699?

It affects 1 product.

Products include Fortinet Fortiadc.

How do I fix CVE-2019-6699?

No fix has been published for CVE-2019-6699 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-2019-6699 being exploited?

There is no known exploitation of CVE-2019-6699 in the wild and no public exploit code.

Sources

Also known as GHSA-3q63-c3mx-rfx6.

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