CVE-2007-1533: Microsoft Windows Vista

Medium severity, CVSS 5.0. EPSS: 10.6% chance of exploitation in the next 30 days.

The Teredo implementation in Microsoft Windows Vista uses the same nonce for communication with different UDP ports within a solicitation session, which makes it easier for remote attackers to spoof the nonce through brute force attacks.

Affected products

• Microsoft Windows Vista: any version

Published 2007-03-20. Last modified 2026-06-16.