CVE-2023-44221: SonicWall SMA100 Appliances OS Command Injection Vulnerability

Vulnerability summary

CVE-2023-44221 is a high (CVSS 7.2) OS Command Injection vulnerability in SonicWall SMA100 Appliances. It is known to be exploited: CISA lists it, first on 01-05-2025. EPSS estimates a 76.25% chance of exploitation in the next 30 days, higher than 99.5% of scored vulnerabilities.

Timeline

1. 05-12-2023
   PublishedVulnerability first disclosed.
2. 01-05-2025
   Added to CISA KEVSonicWall SMA100 Appliances OS Command Injection Vulnerability
3. 22-05-2025
   CISA remediation dueApply mitigations per vendor instructions.
4. 21-10-2025
   Last modifiedVulnerability information updated.

Description

Improper neutralization of special elements in the SMA100 SSL-VPN management interface allows a remote authenticated attacker with administrative privilege to inject arbitrary commands as a 'nobody' user, potentially leading to OS Command Injection Vulnerability.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.