CVE-2021-20035
SonicWall SMA100 Appliances OS Command Injection Vulnerability
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
Yes
*KEV
Decision
Act
*SSVC
Descriptions
Improper neutralization of special elements in the SMA100 management interface allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user which potentially leads to DoS.
Una neutralización inapropiada de los elementos especiales en la interfaz de administración de SMA100 permite a un atacante remoto autenticado inyectar comandos arbitrarios como usuario "nobody", que conlleva potencialmente a un DoS
SonicWall SMA100 appliances contain an OS command injection vulnerability in the management interface that allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user, which could potentially lead to code execution.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Act
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-17 CVE Reserved
- 2021-09-27 CVE Published
- 2025-04-16 Exploited in Wild
- 2025-05-07 KEV Due Date
- 2025-07-30 CVE Updated
- 2025-08-16 EPSS Updated
- ---------- First Exploit
CWE
- CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022 | 2021-10-06 |
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
| ||||||