CVE-2021-20049

HIGH

Sonicwall Sma 100 Firmware < 10.0.0.0 - Information Disclosure

Title source: rule
STIX 2.1

Description

A vulnerability in SonicWall SMA100 password change API allows a remote unauthenticated attacker to perform SMA100 username enumeration based on the server responses. This vulnerability impacts 10.2.1.2-24sv, 10.2.0.8-37sv and earlier 10.x versions.

References (1)

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 56.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-204 CWE-203
Status published
Products (18)
sonicwall/sma_100_firmware 10.2.0.8-37sv
sonicwall/sma_100_firmware 10.2.1.2-24sv
sonicwall/sma_100_firmware < 10.0.0.0
sonicwall/sma_200_firmware 10.2.0.8-37sv
sonicwall/sma_200_firmware 10.2.1.2-24sv
sonicwall/sma_200_firmware < 10.0.0.0
sonicwall/sma_210_firmware 10.2.0.8-37sv
sonicwall/sma_210_firmware 10.2.1.2-24sv
sonicwall/sma_210_firmware < 10.0.0.0
sonicwall/sma_400_firmware 10.2.0.8-37sv
... and 8 more
Published Dec 23, 2021
Tracked Since Feb 18, 2026