CVE-2012-0174: Microsoft Windows 7

Low severity, CVSS 1.7. EPSS: 5% chance of exploitation in the next 30 days.

Windows Firewall in tcpip.sys in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly enforce firewall rules for outbound broadcast packets, which allows remote attackers to obtain potentially sensitive information by observing broadcast traffic on a local network, aka "Windows Firewall Bypass Vulnerability."

Affected products

• Microsoft Windows 7: any version; affected versions not specified
• Microsoft Windows Server 2008: affected versions not specified; version r2 only
• Microsoft Windows Vista: affected versions not specified

Published 2012-05-09. Last modified 2026-06-16.