{"id":"CVE-2006-6858","aliases":["DEBIAN-CVE-2006-6858","EUVD-2006-6841","GHSA-5gqr-fp8v-rc24"],"status":"published","title":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole...","description":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole punching with HMAC-MD5-64 hashing, which allows remote attackers to impersonate an arbitrary Teredo client.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01258,"percentile":0.69788,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2006-12-31T05:00:00Z","modified":"2026-10-22T23:47:32Z","fixes":[{"ecosystem":"Debian:12","package":"miredo","fixed_in":["1.0.4-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"miredo","fixed_in":["1.0.4-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"miredo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"miredo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4-2"}]}]}],"products":[{"vendor":"miredo","product":"miredo"}],"references":[{"url":"http://www.simphalempin.com/dev/miredo/mtfl-sa-0604.shtml.en","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.vupen.com/english/advisories/2007/0029","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/23596","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-6858"},{"url":"https://github.com/advisories/GHSA-5gqr-fp8v-rc24"},{"url":"https://security-tracker.debian.org/tracker/CVE-2006-6858","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2006-6858","description":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole punching with HMAC-MD5-64 hashing, which allows remote attackers to impersonate an arbitrary Teredo client.","status":"published","published":"2007-01-04T11:00:00Z","modified":"2024-08-07T20:42:07.3Z","updated_at":"2026-11-02T14:33:50.738595Z"}],"euvd":[{"id":"EUVD-2006-6841","description":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole punching with HMAC-MD5-64 hashing, which allows remote attackers to impersonate an arbitrary Teredo client.","status":"published","published":"2007-01-04T11:00:00Z","modified":"2024-08-07T20:42:07Z","updated_at":"2026-11-03T01:15:41.522555Z"}],"ghsa":[{"id":"GHSA-5gqr-fp8v-rc24","title":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole...","description":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole punching with HMAC-MD5-64 hashing, which allows remote attackers to impersonate an arbitrary Teredo client.","status":"published","published":"2022-05-01T07:42:16Z","modified":"2023-01-31T05:02:44Z","updated_at":"2026-11-02T14:48:19.401331Z"}],"nvd":[{"id":"CVE-2006-6858","description":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole punching with HMAC-MD5-64 hashing, which allows remote attackers to impersonate an arbitrary Teredo client.","status":"published","published":"2006-12-31T05:00:00Z","modified":"2026-06-16T22:33:56.257Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:10.726159Z"}],"osv":[{"id":"CVE-2006-6858","description":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole punching with HMAC-MD5-64 hashing, which allows remote attackers to impersonate an arbitrary Teredo client.","status":"published","published":"2006-12-31T05:00:00Z","modified":"2026-04-10T03:38:37.94968Z","updated_at":"2026-11-02T15:43:56.865964Z"},{"id":"DEBIAN-CVE-2006-6858","description":"Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole punching with HMAC-MD5-64 hashing, which allows remote attackers to impersonate an arbitrary Teredo client.","status":"published","published":"2006-12-31T05:00:00Z","modified":"2026-10-22T23:47:32.022854588Z","updated_at":"2026-11-02T15:45:23.105674Z"}]}}