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CVE-2025-40601
SonicOS SSLVPN Stack-Based Buffer Overflow Denial of Service
Description

A Stack-based buffer overflow vulnerability in the SonicOS SSLVPN service allows a remote unauthenticated attacker to cause Denial of Service (DoS), which could cause an impacted firewall to crash.

INFO

Published Date :

Nov. 20, 2025, 12:26 p.m.

Last Modified :

Nov. 20, 2025, 12:26 p.m.

Remotely Exploit :

No

Source :

sonicwall
Affected Products

The following products are affected by CVE-2025-40601 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

: Total Affected Vendor : 0 | Products : 0
Solution
Apply the vendor-provided patch to fix the memory corruption vulnerability.
  • Update to the latest version.
  • Apply vendor-supplied security patches.
  • Restart the affected service.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-40601 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.