CVE-2025-40605: email security Path Traversal — Fix

Description

A Path Traversal vulnerability has been identified in the Email Security appliance allows an attacker to manipulate file system paths by injecting crafted directory-traversal sequences (such as ../) and may access files and directories outside the intended restricted path.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-23 CWE-23

Affected Products

Vendor	Product	Versions
sonicwall	email_security_appliance_5000_firmware	< 10.0.33.8195
sonicwall	email_security_appliance_5000	All
sonicwall	email_security_appliance_5050_firmware	< 10.0.33.8195
sonicwall	email_security_appliance_5050	All
sonicwall	email_security_appliance_7000_firmware	< 10.0.33.8195
sonicwall	email_security_appliance_7000	All
sonicwall	email_security_appliance_7050_firmware	< 10.0.33.8195
sonicwall	email_security_appliance_7050	All
sonicwall	email_security_appliance_9000_firmware	< 10.0.33.8195
sonicwall	email_security_appliance_9000	All

References

Advisories & Patches

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0018

Frequently Asked Questions

What is CVE-2025-40605? +

A Path Traversal vulnerability has been identified in the Email Security appliance allows an attacker to manipulate file system paths by injecting crafted directory-traversal sequences (such as ../) and may access files and directories outside the intended restricted path. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-40605? +

CVE-2025-40605 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-40605? +

CVE-2025-40605 affects products from sonicwall, specifically: email_security_appliance_5000, email_security_appliance_5000_firmware, email_security_appliance_5050, email_security_appliance_5050_firmware, email_security_appliance_7000, email_security_appliance_7000_firmware, email_security_appliance_7050, email_security_appliance_7050_firmware, email_security_appliance_9000, email_security_appliance_9000_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-40605? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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