SonicWall SMA100 Appliances

What it is

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.

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Vendor notices and references

• psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022
• nvd.nist.gov/vuln/detail/CVE-2021-20035

Description and required action as published by CISA. Full record at NVD.