CVE-2021-36191

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

A url redirection to untrusted site ('open redirect') in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows attacker to use the device as proxy via crafted GET parameters in requests to error handlers

Una redirección de url a un sitio que no es de confianza ("open redirect") en Fortinet FortiWeb versión 6.4.1 y anteriores, 6.3.15 y anteriores, permite a un atacante usar el dispositivo como proxy por medio de parámetros GET diseñados en peticiones a manejadores de errores

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2021-07-06 CVE Reserved
2021-12-08 CVE Published
2023-07-01 EPSS Updated
2024-10-25 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-601: URL Redirection to Untrusted Site ('Open Redirect')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://fortiguard.com/advisory/FG-IR-21-133	2021-12-15

URL	Date	SRC

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"				>= 6.0.0 <= 6.0.7 Search vendor "Fortinet" for product "Fortiweb" and version " >= 6.0.0 <= 6.0.7"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiweb Search vendor "Fortinet" for product "Fortiweb"				>= 6.2.0 <= 6.2.6 Search vendor "Fortinet" for product "Fortiweb" and version " >= 6.2.0 <= 6.2.6"		-		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"				6.1.0 Search vendor "Fortinet" for product "Fortiweb" and version "6.1.0"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiweb Search vendor "Fortinet" for product "Fortiweb"				6.1.1 Search vendor "Fortinet" for product "Fortiweb" and version "6.1.1"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiweb Search vendor "Fortinet" for product "Fortiweb"				6.1.2 Search vendor "Fortinet" for product "Fortiweb" and version "6.1.2"		-		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
Fortinet Search vendor "Fortinet"		Fortiweb Search vendor "Fortinet" for product "Fortiweb"				6.4.1 Search vendor "Fortinet" for product "Fortiweb" and version "6.4.1"		-		Affected