CVE-2025-40601

HIGH EPSS 60.8%
Published Nov 20, 20257mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published Nov 20, 2025 7mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
60.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-121

Affected Products 34

VendorProductVersionRange
sonicwallsonicos*≥7.1.1-7040  –  <7.3.1-7013
sonicwallnsa_2700*any
sonicwallnsa_3700*any
sonicwallnsa_4700*any
sonicwallnsa_5700*any
sonicwallnsa_6700*any
sonicwallnssp_10700*any
sonicwallnssp_11700*any
sonicwallnssp_13700*any
sonicwallnssp_15700*any
sonicwallnsv270*any
sonicwallnsv470*any
sonicwallnsv870*any
sonicwalltz270*any
sonicwalltz270w*any
sonicwalltz370*any
sonicwalltz370w*any
sonicwalltz470*any
sonicwalltz470w*any
sonicwalltz570*any
sonicwalltz570p*any
sonicwalltz570w*any
sonicwalltz670*any
sonicwallsonicos* <8.0.3-8011
sonicwallnsa_2800*any
sonicwallnsa_3800*any
sonicwallnsa_4800*any
sonicwallnsa_5800*any
sonicwalltz280*any
sonicwalltz380*any
sonicwalltz480*any
sonicwalltz580*any
sonicwalltz680*any
sonicwalltz80*any

References 1

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.