CVE-2026-0206
Stack-based Buffer Overflow in SonicOS
Publication date: 2026-04-29
Last updated on: 2026-05-05
Assigner: SonicWALL, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| sonicwall | sonicos | to 6.5.5.2-28n (exc) |
| sonicwall | sonicos | From 7.0.0.0 (inc) to 7.0.1-5169 (inc) |
| sonicwall | sonicos | From 7.1.1-7040 (inc) to 7.3.2-7010 (exc) |
| sonicwall | sonicos | From 8.0.0-8035 (inc) to 8.2.0-8009 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-121 | A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a post-authentication stack-based buffer overflow in SonicOS. It allows a remote attacker who has authenticated access to the system to exploit the flaw and cause the firewall to crash.
How can this vulnerability impact me? :
The impact of this vulnerability is that a remote attacker can cause a denial of service by crashing the firewall. This can disrupt network security and availability, potentially leading to downtime or loss of protection.
Can you explain this vulnerability to me?
This vulnerability is a post-authentication stack-based buffer overflow in SonicOS. It allows a remote attacker who has authenticated access to the system to exploit the flaw and cause the firewall to crash.
How can this vulnerability impact me? :
The vulnerability can impact you by allowing a remote attacker to crash your firewall, potentially causing denial of service. This could disrupt network security and availability.