CVE-2020-6643 Cross-site scripting in Fortinet FortiIsolator

What is CVE-2020-6643?

CVE-2020-6643 is a medium-severity cross-site scripting vulnerability in Fortinet FortiIsolator, published on 12 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 the URL Description in Fortinet FortiIsolator version 1.2.2 allows a remote authenticated attacker to perform a cross site scripting attack (XSS).

Weakness: CWE-79

Which versions are affected by CVE-2020-6643?

It affects 1 product.

Products include Fortinet Fortiisolator.

How do I fix CVE-2020-6643?

No fix has been published for CVE-2020-6643 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-2020-6643 being exploited?

There is no known exploitation of CVE-2020-6643 in the wild and no public exploit code.

Other vulnerabilities in Fortinet FortiIsolator

• CVE-2020-6649 Auth bypass in Fortinet FortiIsolator Critical 9.8
• CVE-2021-41020 Missing authorization in Fortinet FortiIsolator High 8.8
• CVE-2024-55590 Command injection in FortiIsolator High 8.6
• CVE-2024-33507 Auth bypass in FortiIsolator High 7.0
• CVE-2024-54024 Command injection in FortiIsolator High 7.0

Sources

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

Also known as GHSA-6g87-8hrf-rf58.