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TITLE:
Miredo HMAC-MD5-64 Hash Spoofing Vulnerability

SECUNIA ADVISORY ID:
SA23596

VERIFY ADVISORY:
http://secunia.com/advisories/23596/

CRITICAL:
Less critical

IMPACT:
Spoofing

WHERE:
>From remote

SOFTWARE:
Miredo 0.x
http://secunia.com/product/13106/
Miredo 1.x
http://secunia.com/product/13107/

DESCRIPTION:
A vulnerability has been reported in Miredo, which can be exploited
by malicious people to conduct spoofing attacks.

The vulnerability is caused due to an unspecified error in the
authentication process of a Teredo Bubble using HMAC-MD5-64 hashing
and can be exploited to impersonate an arbitrary Teredo client.

Successful exploitation requires knowledge of the primary IPv4
address of the victim's Teredo server and the victim's Teredo IPv6
address, which is made of the victim's public IPv4 address, the UDP
port number, and cone NAT flag.

The vulnerability is reported in versions 0.9.8 through 1.0.5.

SOLUTION:
Update to version 1.0.6.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://www.simphalempin.com/dev/miredo/mtfl-sa-0604.shtml.en

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
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Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
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Secunia NEVER sends attached files with advisories.
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use those supplied by the vendor.

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