CVE-2025-40600

Description

Use of Externally-Controlled Format String vulnerability in the SonicOS SSL VPN interface allows a remote unauthenticated attacker to cause service disruption.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.08%
Vendor Advisory sonicwall.com
Affected: SonicWall SonicOS
Published at:
Updated at:

References

Link Tags
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0013 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-40600?
CVE-2025-40600 has been scored as a critical severity vulnerability.
How to fix CVE-2025-40600?
To fix CVE-2025-40600, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-40600 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-40600 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-40600?
CVE-2025-40600 affects SonicWall SonicOS.
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