CVE-2021-36187

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

A uncontrolled resource consumption in Fortinet FortiWeb version 6.4.0, version 6.3.15 and below, 6.2.5 and below allows attacker to cause a denial of service for webserver daemon via crafted HTTP requests

Un consumo no controlado de recursos en Fortinet FortiWeb versión 6.4.0, versión 6.3.15 y por debajo, 6.2.5 y por debajo, permite al atacante causar una denegación de servicio para el demonio del servidor web por medio de peticiones HTTP diseñadas

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2021-07-06 CVE Reserved
2021-11-02 CVE Published
2024-09-10 EPSS Updated
2024-10-25 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://fortiguard.com/advisory/FG-IR-21-039	2021-11-04

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Fortinet Search vendor "Fortinet"		Fortiweb Search vendor "Fortinet" for product "Fortiweb"				>= 6.2.0 <= 6.2.5 Search vendor "Fortinet" for product "Fortiweb" and version " >= 6.2.0 <= 6.2.5"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiweb Search vendor "Fortinet" for product "Fortiweb"				>= 6.3.0 <= 6.3.15 Search vendor "Fortinet" for product "Fortiweb" and version " >= 6.3.0 <= 6.3.15"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiweb Search vendor "Fortinet" for product "Fortiweb"				6.4.0 Search vendor "Fortinet" for product "Fortiweb" and version "6.4.0"		-		Affected