VULNERABILITY INTELLIGENCE
CVE-2006-6266
CVSS score6.8 MEDIUM
EPSS probability11.77%
CISA KEVNot currently listed
Published2006-12-04
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:P/I:P/A:P
Description
Teredo clients, when following item 6 of RFC4380 section 5.2.3, start direct IPv6 connectivity tests (aka ping tests) in response to packets from non-Teredo source addresses, which might allow remote attackers to induce Teredo clients to send packets to third parties.