CVE-2007-3038: Microsoft Windows Vista

High severity, CVSS 7.8. EPSS: 35.2% chance of exploitation in the next 30 days.

The Teredo interface in Microsoft Windows Vista and Vista x64 Edition does not properly handle certain network traffic, which allows remote attackers to bypass firewall blocking rules and obtain sensitive information via crafted IPv6 traffic, aka "Windows Vista Firewall Blocking Rule Information Disclosure Vulnerability."

Affected products

• Microsoft Windows Vista: any version

Published 2007-07-10. Last modified 2026-06-16.