CVE-2021-20016

critical

Description

A SQL-Injection vulnerability in the SonicWall SSLVPN SMA100 product allows a remote unauthenticated attacker to perform SQL query to access username password and other session related information. This vulnerability impacts SMA100 build version 10.x.

From the Tenable Blog

CVE-2021-20016: Zero-Day Vulnerability in SonicWall Secure Mobile Access (SMA) Exploited in the Wild
CVE-2021-20016: Zero-Day Vulnerability in SonicWall Secure Mobile Access (SMA) Exploited in the Wild

Published: 2021-02-04

SonicWall releases a patch after researchers confirm exploitation of a zero-day vulnerability in SonicWall Secure Mobile Access

References

Details

Source: Mitre, NVD

Published: 2021-02-04

Updated: 2025-03-14

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.80445