{"cve":"CVE-2006-6265","nvd":{"published":"2006-12-04T11:28:00.000","modified":"2026-06-16T22:32:48.550","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://www.securityfocus.com/archive/1/452989/100/0/threaded","http://www.securityfocus.com/archive/1/452996/100/0/threaded","http://www.symantec.com/avcenter/reference/Teredo_Security.pdf","https://exchange.xforce.ibmcloud.com/vulnerabilities/17897","http://www.securityfocus.com/archive/1/452989/100/0/threaded"],"products":["microsoft:teredo"],"source":"nvd","synced_at":"2026-10-19T19:43:14.363260067+00:00"},"epss":{"cve":"CVE-2006-6265","score":0.04635,"percentile":0.91714,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}