CVE-2025-40602

SonicWall SMA1000 Missing Authorization Vulnerability

Medium 6.6
Exploited: added to CISA KEV 17 Dec 2025

Description

A local privilege escalation vulnerability due to insufficient authorization in the SonicWall SMA1000 appliance management console (AMC).

Key facts

Published: 18 Dec 2025
Last changed: 18 Dec 2025
Assigned by: sonicwall
KEV added: 17 Dec 2025
KEV fix due: 24 Dec 2025
EPSS: 2.756% likely to be exploited in the next 30 days, higher than 86.478% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: active; Automatable: no; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

6.6CVSS 3.1, Mediumfrom CISA (ADP container)CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailableCISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
SonicWall	SMA1000	Default status: unknown 12.4.3-03093 (platform-hotfix) and earlier versions (affected) 12.5.0-02002 (platform-hotfix) and earlier versions (affected)