How severe is CVE-2021-41014?

CVE-2021-41014 has a severity score of 7.5 (high).

Which software versions are affected by CVE-2021-41014?

Fortinet FortiWeb versions 6.4.1 and below, 6.3.15 and below are affected by CVE-2021-41014.

How can an attacker exploit CVE-2021-41014?

An attacker can exploit CVE-2021-41014 by sending huge HTTP packets to the httpsd daemon, causing it to become unresponsive.

Is there a fix for CVE-2021-41014?

Fortinet has released patches to address the vulnerability. Users should upgrade to FortiWeb version 6.4.2 or 6.3.16 to mitigate the risk.

Vulnerability/
CVE-2021-41014

high

7.5

CWE

400

8/12/2021

25/10/2024

CVE-2021-41014

Q: What is CVE-2021-41014?

CVE-2021-41014 is a vulnerability that allows an unauthenticated attacker to make the httpsd daemon unresponsive in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below.

First published: Wed Dec 08 2021(Updated: )

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

Credit: psirt@fortinet.com

Affected Software	Affected Version	How to fix
Fortinet FortiWeb	>=6.0.0<=6.0.7
Fortinet FortiWeb	>=6.2.0<=6.2.5
Fortinet FortiWeb	>=6.3.0<=6.3.15
Fortinet FortiWeb	=6.1.0
Fortinet FortiWeb	=6.1.1
Fortinet FortiWeb	=6.1.2
Fortinet FortiWeb	=6.4.0
Fortinet FortiWeb	=6.4.1

Remedy

https://fortiguard.com/advisory/FG-IR-21-131

Never miss a vulnerability like this again

Reference Links

https://fortiguard.com/advisory/FG-IR-21-131

Frequently Asked Questions

What is CVE-2021-41014?
CVE-2021-41014 is a vulnerability that allows an unauthenticated attacker to make the httpsd daemon unresponsive in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below.
How severe is CVE-2021-41014?
CVE-2021-41014 has a severity score of 7.5 (high).
Which software versions are affected by CVE-2021-41014?
Fortinet FortiWeb versions 6.4.1 and below, 6.3.15 and below are affected by CVE-2021-41014.
How can an attacker exploit CVE-2021-41014?
An attacker can exploit CVE-2021-41014 by sending huge HTTP packets to the httpsd daemon, causing it to become unresponsive.
Is there a fix for CVE-2021-41014?
Fortinet has released patches to address the vulnerability. Users should upgrade to FortiWeb version 6.4.2 or 6.3.16 to mitigate the risk.

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agent/weakness
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agent/author
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vendor/fortinet
canonical/fortinet fortiweb
version/fortinet fortiweb/6.0.0
version/fortinet fortiweb/6.0.7
version/fortinet fortiweb/6.2.0
version/fortinet fortiweb/6.2.5
version/fortinet fortiweb/6.3.0
version/fortinet fortiweb/6.3.15
version/fortinet fortiweb/6.1.0
version/fortinet fortiweb/6.1.1
version/fortinet fortiweb/6.1.2
version/fortinet fortiweb/6.4.0
version/fortinet fortiweb/6.4.1

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