SonicOS firewalls
CVE-2025-32818: Null Pointer Dereference in SonicOS
A Null Pointer Dereference vulnerability in the SonicOS SSLVPN Virtual office interface allows a remote, unauthenticated attacker to crash the firewall, potentially leading to a Denial-of-Service (DoS) condition.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 3.1 7.5
EPSS0.83%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 |
|---|---|
| SonicOS (GEN7, GEN8) 7.1.1-7040 to 7.1.3-7015 | Upgrade past 7.1.3-7015; see the advisory |
| SonicOS (GEN7, GEN8) 8.0 | See the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
A Null Pointer Dereference vulnerability in the SonicOS SSLVPN Virtual office interface allows a remote, unauthenticated attacker to crash the firewall, potentially leading to a Denial-of-Service (DoS) condition.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.