CVE-2021-20038

unknown KEV

Published 2022-01-28 · Modified 2022-01-28

CVSS v3

—

CVSS v2

—

VIR risk

1.5

Description

SonicWall SMA 100 devies are vulnerable to an unauthenticated stack-based buffer overflow vulnerability where exploitation can result in code execution.

CISA KEV

Vendor: SonicWall
Product: SMA 100 Appliances
Due date: 2022-02-11

Predictions

Exploit likelihood

99%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2021-20038

Exploits

References

https://nvd.nist.gov/vuln/detail/CVE-2021-20038

Verify integrity in audit chain (admin only). AS-IS.