CVE-2025-40600
SonicOS Externally-Controlled Format String Vulnerability
Description
Use of Externally-Controlled Format String vulnerability in the SonicOS SSL VPN interface allows a remote unauthenticated attacker to cause service disruption.
INFO
Published Date :
July 29, 2025, 10:15 p.m.
Last Modified :
July 31, 2025, 6:42 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-40600
.
URL | Resource |
---|---|
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0013 |
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-2025-40600
vulnerability anywhere in the article.

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CybersecurityNews
Critical SonicWall SSL VPN Vulnerability Let Attackers Trigger DoS Attack on Firewalls
A critical vulnerability in SonicWall Gen7 firewall products could allow remote unauthenticated attackers to cause service disruptions through denial-of-service (DoS) attacks. The format string vulner ... Read more
The following table lists the changes that have been made to the
CVE-2025-40600
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 30, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H -
New CVE Received by [email protected]
Jul. 29, 2025
Action Type Old Value New Value Added Description Use of Externally-Controlled Format String vulnerability in the SonicOS SSL VPN interface allows a remote unauthenticated attacker to cause service disruption. Added CWE CWE-134 Added Reference https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0013
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-40600
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-40600
weaknesses.