CVE-2021-36183

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An improper authorization vulnerability [CWE-285] in FortiClient for Windows versions 7.0.1 and below and 6.4.2 and below may allow a local unprivileged attacker to escalate their privileges to SYSTEM via the named pipe responsible for Forticlient updates.

Una vulnerabilidad de autorización inapropiada [CWE-285] en FortiClient para Windows versiones 7.0.1 y por debajo y versiones 6.4.2 y por debajo, puede permitir a un atacante local no privilegiado escalar sus privilegios a SYSTEM por medio de la tubería con nombre responsable de las actualizaciones de Forticlient

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* 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

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://fortiguard.com/advisory/FG-IR-20-079	2022-05-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Fortinet Search vendor "Fortinet"		Forticlient Search vendor "Fortinet" for product "Forticlient"				>= 6.4.0 <= 6.4.2 Search vendor "Fortinet" for product "Forticlient" and version " >= 6.4.0 <= 6.4.2"		windows		Affected
Fortinet Search vendor "Fortinet"		Forticlient Search vendor "Fortinet" for product "Forticlient"				>= 7.0.0 <= 7.0.1 Search vendor "Fortinet" for product "Forticlient" and version " >= 7.0.0 <= 7.0.1"		windows		Affected