VULNERABILITY INTELLIGENCE
CVE-2006-6265
CVSS score5.8 MEDIUM
EPSS probability4.52%
CISA KEVNot currently listed
Published2006-12-04
Last modified2026-06-16
CVSS vectorAV:A/AC:L/Au:N/C:P/I:P/A:P
Description
Teredo clients, when located behind a restricted NAT, allow remote attackers to establish an inbound connection without the guessing required to find a port mapping for a traditional restricted NAT client, by (1) using the client port number contained in the Teredo address or (2) following the bubble-to-open procedure.