CVE-2025-40604

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-40604
Download of Code Without Integrity Check Vulnerability in the SonicWall Email Security appliance loads root filesystem images without verifying signatures, allowing attackers with VMDK or datastore access to modify system files and gain persistent arbitrary code execution.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0018 Vendor Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:sonicwall:email_security_appliance_5000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sonicwall:email_security_appliance_5000:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:sonicwall:email_security_appliance_5050_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sonicwall:email_security_appliance_5050:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:sonicwall:email_security_appliance_7000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sonicwall:email_security_appliance_7000:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:sonicwall:email_security_appliance_7050_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sonicwall:email_security_appliance_7050:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:sonicwall:email_security_appliance_9000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:sonicwall:email_security_appliance_9000:-:*:*:*:*:*:*:*
History

18 Oct 2026, 20:10

Type Values Removed Values Added
Summary
  • (es) Vulnerabilidad de descarga de código sin verificación de integridad en el dispositivo SonicWall Email Security carga imágenes del sistema de archivos raíz sin verificar firmas, permitiendo a atacantes con acceso a VMDK o al almacén de datos modificar archivos del sistema y obtener ejecución de código arbitrario persistente.
Information

Published : 2025-11-20 15:17

Updated : 2026-10-18 20:10

NVD link : CVE-2025-40604

Mitre link : CVE-2025-40604

CVE.ORG link : CVE-2025-40604

JSON object : View

Products Affected

sonicwall

  • email_security_appliance_7000_firmware
  • email_security_appliance_7000
  • email_security_appliance_9000_firmware
  • email_security_appliance_5000_firmware
  • email_security_appliance_7050_firmware
  • email_security_appliance_7050
  • email_security_appliance_5000
  • email_security_appliance_5050_firmware
  • email_security_appliance_5050
  • email_security_appliance_9000
CWE
CWE-494

Download of Code Without Integrity Check