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CVE-2006-6858

Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole...

6.8 MediumFix available

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.

Exploit likelihood

1.26%Up 0.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 6.8

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.

Record
CVE-2006-6858
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2006-6858
Updated
2026-11-02
EUVDEUVD-2006-6841 No score

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.

Record
EUVD-2006-6841
Updated
2026-11-03
GitHub AdvisoriesGHSA-5gqr-fp8v-rc24 No score

Miredo 0.9.8 through 1.0.5 does not properly authenticate a Teredo bubble during UDP hole...

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.

Record
GHSA-5gqr-fp8v-rc24
Updated
2026-11-02
OSV No score

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.

Record
CVE-2006-6858
Updated
2026-11-02
OSVDEBIAN-CVE-2006-6858 No score

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.

Record
DEBIAN-CVE-2006-6858
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
miredo
Debian:12
before 1.0.4-2
1.0.4-2
miredo
Debian:13
before 1.0.4-2
1.0.4-2

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-6858 is a medium vulnerability (CVSS 6.8) in Miredo, published December 31, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. Fixed in miredo 1.0.4-2.

References

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