CVE-2026-0401
Received
Received - Intake
NULL Pointer Dereference in SonicOS Causes Firewall Crash
Publication date: 2026-02-24
Last updated on: 2026-02-26
Assigner: SonicWALL, Inc.
Description
Description
A post-authentication NULL Pointer Dereference vulnerability in SonicOS allows a remote attacker to crash a firewall.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| sonicwall | sonicos | to 7.3.2-7010 (exc) |
| sonicwall | sonicos | to 8.2.0-8009 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-476 | The product dereferences a pointer that it expects to be valid but is NULL. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a post-authentication NULL Pointer Dereference in SonicOS. It allows a remote attacker to cause a crash of the firewall.
How can this vulnerability impact me? :
The vulnerability can impact you by allowing a remote attacker to crash your firewall, potentially causing a denial of service and disrupting network security and connectivity.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know
Ask Our AI Assistant
Need more information? Ask your question to get an AI reply (Powered by our expertise)
0/70