CVE-2021-20037

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

SonicWall Global VPN Client 4.10.5 installer (32-bit and 64-bit) incorrect default file permission vulnerability leads to privilege escalation which potentially allows command execution in the host operating system. This vulnerability impacts GVC 4.10.5 installer and earlier.

Una vulnerabilidad en los permisos de archivo por defecto del instalador de SonicWall Global VPN Client versión 4.10.5 (32 y 64 bits), conlleva a una escalada de privilegios que permite potencialmente una ejecución de comandos en el sistema operativo anfitrión. Esta vulnerabilidad afecta al instalador de GVC versiones 4.10.5 y anteriores

*Credits: N/A

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

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

2020-12-17 CVE Reserved
2021-09-21 CVE Published
2023-04-14 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-276: Incorrect Default Permissions

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0024	2021-10-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Sonicwall Search vendor "Sonicwall"		Global Vpn Client Search vendor "Sonicwall" for product "Global Vpn Client"				<= 4.10.5 Search vendor "Sonicwall" for product "Global Vpn Client" and version " <= 4.10.5"		-		Affected