CVE-2021-20034

SonicWall SMA 10.2.1.0-17sv - Password Reset

Severity Score

9.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An improper access control vulnerability in SMA100 allows a remote unauthenticated attacker to bypass the path traversal checks and delete an arbitrary file potentially resulting in a reboot to factory default settings.

Una vulnerabilidad de control de acceso inapropiado en SMA100 permite a un atacante remoto no autenticado omitir las comprobaciones de salto de ruta y eliminar un archivo arbitrario, resultando potencialmente en un reinicio a la configuración predeterminada de fábrica

SonicWall SMA version 10.2.1.0-17sv suffers from a remote password reset vulnerability.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-17 CVE Reserved
2021-09-27 CVE Published
2021-10-20 First Exploit
2024-07-23 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-284: Improper Access Control

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://www.exploit-db.com/exploits/50430	2021-10-20
http://packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.html	2024-08-03

URL	Date	SRC

URL	Date	SRC
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021	2022-07-08

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Sonicwall Search vendor "Sonicwall"	Sma 200 Firmware Search vendor "Sonicwall" for product "Sma 200 Firmware"	<= 9.0.0.10-28sv Search vendor "Sonicwall" for product "Sma 200 Firmware" and version " <= 9.0.0.10-28sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 200 Search vendor "Sonicwall" for product "Sma 200"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 200 Firmware Search vendor "Sonicwall" for product "Sma 200 Firmware"	>= 10.2.0.0 <= 10.2.0.7-34sv Search vendor "Sonicwall" for product "Sma 200 Firmware" and version " >= 10.2.0.0 <= 10.2.0.7-34sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 200 Search vendor "Sonicwall" for product "Sma 200"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 200 Firmware Search vendor "Sonicwall" for product "Sma 200 Firmware"	>= 10.2.1.0 <= 10.2.1.0-17sv Search vendor "Sonicwall" for product "Sma 200 Firmware" and version " >= 10.2.1.0 <= 10.2.1.0-17sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 200 Search vendor "Sonicwall" for product "Sma 200"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 210 Firmware Search vendor "Sonicwall" for product "Sma 210 Firmware"	<= 9.0.0.10-28sv Search vendor "Sonicwall" for product "Sma 210 Firmware" and version " <= 9.0.0.10-28sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 210 Search vendor "Sonicwall" for product "Sma 210"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 210 Firmware Search vendor "Sonicwall" for product "Sma 210 Firmware"	>= 10.2.0.0 <= 10.2.0.7-34sv Search vendor "Sonicwall" for product "Sma 210 Firmware" and version " >= 10.2.0.0 <= 10.2.0.7-34sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 210 Search vendor "Sonicwall" for product "Sma 210"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 210 Firmware Search vendor "Sonicwall" for product "Sma 210 Firmware"	>= 10.2.1.0 <= 10.2.1.0-17sv Search vendor "Sonicwall" for product "Sma 210 Firmware" and version " >= 10.2.1.0 <= 10.2.1.0-17sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 210 Search vendor "Sonicwall" for product "Sma 210"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 400 Firmware Search vendor "Sonicwall" for product "Sma 400 Firmware"	<= 9.0.0.10-28sv Search vendor "Sonicwall" for product "Sma 400 Firmware" and version " <= 9.0.0.10-28sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 400 Search vendor "Sonicwall" for product "Sma 400"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 400 Firmware Search vendor "Sonicwall" for product "Sma 400 Firmware"	>= 10.2.0.0 <= 10.2.0.7-34sv Search vendor "Sonicwall" for product "Sma 400 Firmware" and version " >= 10.2.0.0 <= 10.2.0.7-34sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 400 Search vendor "Sonicwall" for product "Sma 400"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 400 Firmware Search vendor "Sonicwall" for product "Sma 400 Firmware"	>= 10.2.1.0 <= 10.2.1.0-17sv Search vendor "Sonicwall" for product "Sma 400 Firmware" and version " >= 10.2.1.0 <= 10.2.1.0-17sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 400 Search vendor "Sonicwall" for product "Sma 400"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 410 Firmware Search vendor "Sonicwall" for product "Sma 410 Firmware"	<= 9.0.0.10-28sv Search vendor "Sonicwall" for product "Sma 410 Firmware" and version " <= 9.0.0.10-28sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 410 Search vendor "Sonicwall" for product "Sma 410"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 410 Firmware Search vendor "Sonicwall" for product "Sma 410 Firmware"	>= 10.2.0.0 <= 10.2.0.7-34sv Search vendor "Sonicwall" for product "Sma 410 Firmware" and version " >= 10.2.0.0 <= 10.2.0.7-34sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 410 Search vendor "Sonicwall" for product "Sma 410"	-	-	Safe
Sonicwall Search vendor "Sonicwall"	Sma 410 Firmware Search vendor "Sonicwall" for product "Sma 410 Firmware"	>= 10.2.1.0 <= 10.2.1.0-17sv Search vendor "Sonicwall" for product "Sma 410 Firmware" and version " >= 10.2.1.0 <= 10.2.1.0-17sv"	-	Affected	in	Sonicwall Search vendor "Sonicwall"	Sma 410 Search vendor "Sonicwall" for product "Sma 410"	-	-	Safe
Sonicwall Search vendor "Sonicwall"		Sma 500v Search vendor "Sonicwall" for product "Sma 500v"				<= 9.0.0.10-28sv Search vendor "Sonicwall" for product "Sma 500v" and version " <= 9.0.0.10-28sv"		-		Affected
Sonicwall Search vendor "Sonicwall"		Sma 500v Search vendor "Sonicwall" for product "Sma 500v"				>= 10.2.0.0 <= 10.2.0.7-34sv Search vendor "Sonicwall" for product "Sma 500v" and version " >= 10.2.0.0 <= 10.2.0.7-34sv"		-		Affected
Sonicwall Search vendor "Sonicwall"		Sma 500v Search vendor "Sonicwall" for product "Sma 500v"				>= 10.2.1.0 <= 10.2.1.0-17sv Search vendor "Sonicwall" for product "Sma 500v" and version " >= 10.2.1.0 <= 10.2.1.0-17sv"		-		Affected