CVE-2025-40600 is a critical format string vulnerability in the SonicOS SSL VPN interface of SonicWall Gen7 firewalls. This flaw allows a remote, unauthenticated attacker to cause service disruption, with a CVSS score of 9.8 (CRITICAL) indicating high impact on confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, with 11 mentions. Organizations using affected SonicWall products should prioritize patching to mitigate the risk of denial-of-service attacks.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 7.1.1-7040, < 7.3.0-7012CPE matchmatch criteria | cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.