CVE-2025-40601

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
sonicwallCNA
---
---
CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
VendorProductVersion
sonicwallsonicos
7.1.1-7040 ≤
𝑥
< 7.3.1-7013
sonicwallsonicos
𝑥
< 8.0.3-8011
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0016