Secure Mobile Access (SMA)

CVE-2021-20028: Secure Remote Access (SRA) SQL Injection

Improper neutralization of a SQL Command leading to SQL Injection vulnerability impacting end-of-life Secure Remote Access (SRA) products, specifically the SRA appliances running all 8.x firmware and 9.0.0.9-26sv or earlier

Published

ExploitedYes, in CISA KEVAdded 28 Mar 2022
Ransomware useKnownPer CISA
SeverityCRITICALCVSS 3.1 9.8
EPSS30%Chance of exploitation in 30 days
Public exploitNot tracked
FixSee advisory

Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.

Affected and fixed versions

Product / branchFixed in
SonicWall SRA/SMA100 8.x firmwareSee the advisory
SonicWall SRA/SMA100 9.0See the advisory

Always confirm against the vendor advisory, which lists every fixed hotfix.

What it is

Improper neutralization of a SQL Command leading to SQL Injection vulnerability impacting end-of-life Secure Remote Access (SRA) products, specifically the SRA appliances running all 8.x firmware and 9.0.0.9-26sv or earlier

Exploitation

CISA lists this CVE as exploited in the wild since 28 Mar 2022, including in ransomware campaigns.

Sources

KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.

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