CVE-2021-20043

HIGH

Sonicwall Sma 200 Firmware - Out-of-Bounds Write

Title source: rule
STIX 2.1

Description

A Heap-based buffer overflow vulnerability in SonicWall SMA100 getBookmarks method allows a remote authenticated 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 8.8
EPSS 0.0493
EPSS Percentile 89.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-122 CWE-787
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