CVE-2021-20045

CRITICAL

Sonicwall Sma 200 Firmware - Buffer Overflow

Title source: rule
STIX 2.1

Description

A buffer overflow vulnerability in SMA100 sonicfiles RAC_COPY_TO (RacNumber 36) method allows a remote unauthenticated attacker to potentially execute code as the 'nobody' user in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.0448
EPSS Percentile 89.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (10)
sonicwall/sma_200_firmware 10.2.0.8-37sv
sonicwall/sma_200_firmware 10.2.1.1-19sv
sonicwall/sma_210_firmware 10.2.0.8-37sv
sonicwall/sma_210_firmware 10.2.1.1-19sv
sonicwall/sma_400_firmware 10.2.0.8-37sv
sonicwall/sma_400_firmware 10.2.1.1-19sv
sonicwall/sma_410_firmware 10.2.0.8-37sv
sonicwall/sma_410_firmware 10.2.1.1-19sv
sonicwall/sma_500v_firmware 10.2.0.8-37sv
sonicwall/sma_500v_firmware 10.2.1.1-19sv
Published Dec 08, 2021
Tracked Since Feb 18, 2026