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Vulnerability record · CVE-2006-6264 · published 4 December 2006

CVE-2006-6264: Microsoft teredo vulnerability

Microsoft · Teredo

Teredo creates trusted peer entries for arbitrary incoming source Teredo addresses, even if the low 32 bits represent an intranet address, which might allow remote attackers to send IPv4 traffic to intranet hosts that use non-RFC1918 addresses, bypassing IPv4 ingress filtering.

7.5 CVSS 2.0 High EPSS 14% · top 3.5%
7.5CVSS 2.0 base score
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

Teredo creates trusted peer entries for arbitrary incoming source Teredo addresses, even if the low 32 bits represent an intranet address, which might allow remote attackers to send IPv4 traffic to intranet hosts that use non-RFC1918 addresses, bypassing IPv4 ingress filtering.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

Source: NIST National Vulnerability Database (record CVE-2006-6264), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.