Sonicos CVE-2026-0401
MEDIUM
NULL Pointer Dereference (CWE-476)
2026-02-24
PSIRT@sonicwall.com
4.9
CVSS 3.1
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CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Lifecycle Timeline
2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 24, 2026 - 15:21 nvd
MEDIUM 4.9
DescriptionNVD
A post-authentication NULL Pointer Dereference vulnerability in SonicOS allows a remote attacker to crash a firewall.
AnalysisAI
SonicOS firewalls are vulnerable to denial-of-service attacks when an authenticated remote attacker triggers a null pointer dereference, causing the device to crash. This post-authentication flaw affects firewall availability but requires valid credentials to exploit. …
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RemediationAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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External POC / Exploit Code
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Destination URL
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