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CVE-2021-20030: SonicWall GMS is vulnerable to file path manipulation resulting that an unauthenticated attacker can gain a…
SonicWall GMS is vulnerable to file path manipulation resulting that an unauthenticated attacker can gain access to web directory containing application's binaries and configuration files.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 3.1 7.5
EPSS0.96%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 / branch | Fixed in |
|---|---|
| SonicWall GMS prior GMS 9.3 | See the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
SonicWall GMS is vulnerable to file path manipulation resulting that an unauthenticated attacker can gain access to web directory containing application's binaries and configuration files.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.