#VU125517 Observable Response Discrepancy in SonicWall SMA 1000 - CVE-2026-4113
Published: April 8, 2026
Vulnerability identifier: #VU125517
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-4113
CWE-ID: CWE-204
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
SonicWall SMA 1000
SonicWall SMA 1000
Software vendor:
SonicWall
SonicWall
Description
The vulnerability allows a remote attacker to enumerate SSL VPN user credentials.
The vulnerability exists due to observable response discrepancy in the authentication mechanism when handling authentication requests. A remote attacker can send crafted authentication attempts to enumerate SSL VPN user credentials.
Remediation
Install security update from vendor's website.