CVE-2020-6646
MEDIUMCVSS 5.4/10EPSS 0.80%
Last modified
CVE-2020-6646 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. An improper neutralization of input vulnerability in FortiWeb allows a remote authenticated attacker to perform a stored cross site scripting attack (XSS) via the Disclaimer Description of a Replacement Message.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
An improper neutralization of input vulnerability in FortiWeb allows a remote authenticated attacker to perform a stored cross site scripting attack (XSS) via the Disclaimer Description of a Replacement Message.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortiweb | <= 6.2.2 |
| Fortinet | Fortiweb | 6.3.0 |
References
- https://fortiguard.com/advisory/FG-IR-20-001Vendor Advisory
- https://fortiguard.com/advisory/FG-IR-20-001Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-6646?
An improper neutralization of input vulnerability in FortiWeb allows a remote authenticated attacker to perform a stored cross site scripting attack (XSS) via the Disclaimer Description of a Replacement Message.
How severe is CVE-2020-6646?
CVE-2020-6646 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2020-6646?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2020-6646?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST