CVE-2023-44221: SonicWall SMA100 Appliances OS Command Injection Vulnerability
Affects SonicWall SMA100 AppliancesSource CISA KEV
Exploited in the wild · KEV due 22 May 2025 · 76% EPSS : apply the vendor's fix or mitigations to SonicWall SMA100 Appliances now.
Data as of 10/24/2026, 22:15:59 UTC
- Exploitation
Actively exploited – in CISA KEV since 05/01/2025
- KEV deadline
- 05/22/2025 US federal agencies must patch by this date; a sensible deadline for everyone else.
- EPSS
- 76.2% chance of exploitation in 30 days – higher than 99% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HWhat to do
CISA 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.
Check the firmware or software version for SonicWall SMA100 Appliances in the device's admin interface against the vendor advisory.
Description
SonicWall SMA100 appliances contain an OS command injection vulnerability in the SSL-VPN management interface that allows a remote, authenticated attacker with administrative privilege to inject arbitrary commands as a 'nobody' user.
Weaknesses
- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (opens in a new tab)
Base weaknessLikelihood of exploit: HighCWE Top 25 (2025): #9OWASP Top 10 A05:2025: Injection (opens in a new tab)
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.