CVE-2021-20035

KEV
Published: Set 27, 2021 Last Modified: Ott 31, 2025
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
MEDIUM 6,8
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: none
Integrity: none
Availability: complete

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0454
Percentile
0,9th
Updated

EPSS Score Trend (Last 90 Days)

78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Availability Non-Repudiation
Potential Impacts:
Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Read Files Or Directories Modify Files Or Directories Read Application Data Modify Application Data Hide Activities
Applicable Platforms
Technologies: AI/ML, Not Technology-Specific, Web Server
Likelihood of Exploit: High
View CWE Details
Operating System

Sma 200 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 200 Firmware
Version Range Affected
To 9.0.0.11-31sv (exclusive)
cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 200 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 200 Firmware
Version Range Affected
From 10.2.0.0 (inclusive)
To 10.2.0.8-37sv (exclusive)
cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 410 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 410 Firmware
Version Range Affected
From 10.2.1.0 (inclusive)
To 10.2.1.1-19sv (exclusive)
cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 210 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 210 Firmware
Version Range Affected
To 9.0.0.11-31sv (exclusive)
cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Sma 500V by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 500V
Version Range Affected
From 10.2.1.0 (inclusive)
To 10.2.1.1-19sv (exclusive)
cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 210 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 210 Firmware
Version Range Affected
From 10.2.1.0 (inclusive)
To 10.2.1.1-19sv (exclusive)
cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 400 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 400 Firmware
Version Range Affected
From 10.2.1.0 (inclusive)
To 10.2.1.1-19sv (exclusive)
cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 410 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 410 Firmware
Version Range Affected
To 9.0.0.11-31sv (exclusive)
cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 410 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 410 Firmware
Version Range Affected
From 10.2.0.0 (inclusive)
To 10.2.0.8-37sv (exclusive)
cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 200 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 200 Firmware
Version Range Affected
From 10.2.1.0 (inclusive)
To 10.2.1.1-19sv (exclusive)
cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 400 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 400 Firmware
Version Range Affected
To 9.0.0.11-31sv (exclusive)
cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 400 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 400 Firmware
Version Range Affected
From 10.2.0.0 (inclusive)
To 10.2.0.8-37sv (exclusive)
cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Sma 210 Firmware by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 210 Firmware
Version Range Affected
From 10.2.0.0 (inclusive)
To 10.2.0.8-37sv (exclusive)
cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Sma 500V by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 500V
Version Range Affected
To 9.0.0.11-31sv (exclusive)
cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Sma 500V by Sonicwall

Product Information
Vendor Sonicwall
Product Sma 500V
Version Range Affected
From 10.2.0.0 (inclusive)
To 10.2.0.8-37sv (exclusive)
cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalo…
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021…
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-…
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-…
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022