CVE-2021-20038
SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
9.8
CVSS 3.1
99.9 %
EPSS (current)
2022-01-28
KEV addition
Yes
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: SonicWall / SMA 100 Appliances
Published: 2021-12-08 · Due (CISA): 2022-02-11
CWE: CWE-121 · EU list: no
Exploit references (metadata only)
| Source | Reference | Title | Date |
|---|---|---|---|
| nuclei | http/cves/2021/CVE-2021-20038.yaml | SonicWall SMA100 Stack - Buffer Overflow/Remote Code Execution | – |
References only — no downloads or instructions.