CVE-2021-20016

9.8 CRITICAL CISA KEV - Actively Exploited
Published: February 04, 2021 Modified: October 31, 2025
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0001
Source: PSIRT@sonicwall.com
Mitigation Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0001
Source: af854a3a-2127-422b-91ae-364da2661108
Mitigation Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20016
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
79.8%
99th percentile
Exploitation Status
Actively Exploited
Remediation due: 2021-11-17

Weaknesses (CWE)

CWE-89 CWE-89

Affected Vendors

sonicwall

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