CVE-2021-36172

Severity Score

8.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An improper restriction of XML external entity reference vulnerability in the parser of XML responses of FortiPortal before 6.0.6 may allow an attacker who controls the producer of XML reports consumed by FortiPortal to trigger a denial of service or read arbitrary files from the underlying file system by means of specifically crafted XML documents.

Una vulnerabilidad de restricción inapropiada de referencias a entidades externas XML en el analizador de respuestas XML de FortiPortal versiones anteriores a 6.0.6, puede permitir a un atacante que controle el productor de informes XML consumidos por FortiPortal desencadenar una denegación de servicio o leer archivos arbitrarios del sistema de archivos subyacente mediante documentos XML específicamente diseñados

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-07-06 CVE Reserved
2021-11-02 CVE Published
2023-05-26 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-611: Improper Restriction of XML External Entity Reference

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://fortiguard.com/advisory/FG-IR-21-104	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"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 4.0.0 <= 4.0.4 Search vendor "Fortinet" for product "Fortiportal" and version " >= 4.0.0 <= 4.0.4"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 4.1.0 <= 4.1.2 Search vendor "Fortinet" for product "Fortiportal" and version " >= 4.1.0 <= 4.1.2"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 4.2.0 <= 4.2.4 Search vendor "Fortinet" for product "Fortiportal" and version " >= 4.2.0 <= 4.2.4"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 5.0.0 <= 5.0.3 Search vendor "Fortinet" for product "Fortiportal" and version " >= 5.0.0 <= 5.0.3"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 5.1.0 <= 5.1.2 Search vendor "Fortinet" for product "Fortiportal" and version " >= 5.1.0 <= 5.1.2"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 5.2.0 <= 5.2.6 Search vendor "Fortinet" for product "Fortiportal" and version " >= 5.2.0 <= 5.2.6"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 5.3.0 < 5.3.7 Search vendor "Fortinet" for product "Fortiportal" and version " >= 5.3.0 < 5.3.7"		-		Affected
Fortinet Search vendor "Fortinet"		Fortiportal Search vendor "Fortinet" for product "Fortiportal"				>= 6.0.0 < 6.0.6 Search vendor "Fortinet" for product "Fortiportal" and version " >= 6.0.0 < 6.0.6"		-		Affected