CVE-2021-20035

Published Sep 27, 2021

Last updated a day ago

Overview

Description
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.
Source
PSIRT@sonicwall.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
6.5
Impact score
3.6
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
6.8
Impact score
6.9
Exploitability score
8
Vector string
AV:N/AC:L/Au:S/C:N/I:N/A:C

Known exploits

Data from CISA

Vulnerability name
SonicWall SMA100 Appliances OS Command Injection Vulnerability
Exploit added on
Apr 16, 2025
Exploit action due
May 7, 2025
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

PSIRT@sonicwall.com
CWE-78
nvd@nist.gov
CWE-78

Social media

Hype score
Not currently trending

Configurations