Resource exhaustion in Fortinet Fortiweb

CVE-2021-41014

A uncontrolled resource consumption in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows an unauthenticated attacker to make the httpsd daemon unresponsive via huge HTTP packets

Vulnerability class: DoS (Denial of Service)

EPSS: 0.011 (62.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Fortinet Fortiweb — versions FortiWeb 6.4.1, 6.4.0, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.1.2, 6.1.1, 6.1.0, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0
  • Fortinet Fortiweb — versions 6.1.0, 6.1.1, 6.1.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-41014?
CVE-2021-41014 is a high-severity vulnerability in Fortinet Fortiweb, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2021-12-08.
How severe is CVE-2021-41014?
High severity. CVSS v3 base score is 7.5 out of 10.