vulnerability
Microsoft Windows: CVE-2019-0637: Windows Defender Firewall Security Feature Bypass Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:P/A:N) | Feb 12, 2019 | Feb 12, 2019 | Sep 5, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Feb 12, 2019
Added
Feb 12, 2019
Modified
Sep 5, 2025
Description
A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies firewall profiles to cellular network connections, aka 'Windows Defender Firewall Security Feature Bypass Vulnerability'.
Solutions
microsoft-windows-windows_10-1709-kb4486996microsoft-windows-windows_10-1803-kb4487017microsoft-windows-windows_10-1809-kb4487044microsoft-windows-windows_server_2019-1809-kb4487044
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.