#VU109189 Server-Side Request Forgery (SSRF) in SonicWall SMA 1000 - CVE-2025-40595

Vulnerability identifier: #VU109189

Vulnerability risk: High

CVSSv4.0: 6.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:L/SI:L/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-40595

CWE-ID: CWE-918

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SonicWall SMA 1000
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: SonicWall

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input when handling encoded URL within the Work Place interface. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SonicWall SMA 1000: 12.4.0 - 12.4.3-02925

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External links
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0010

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.