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TITLE:
Apple Bonjour for Windows mDNSResponder Vulnerabilities

SECUNIA ADVISORY ID:
SA31822

VERIFY ADVISORY:
http://secunia.com/advisories/31822/

CRITICAL:
Less critical

IMPACT:
Spoofing, DoS

WHERE:
>From remote

SOFTWARE:
Apple Bonjour for Windows 1.x
http://secunia.com/product/15636/

DESCRIPTION:
Two vulnerabilities have been reported in Apple Bonjour for Windows,
which can be exploited by malicious people to cause a DoS (Denial of
Service) or spoof DNS responses.

1) A NULL pointer dereference error in the Bonjour Namespace Provider
component when resolving ".local" domain names can be exploited to
cause a crash the application via a specially crafted ".local" domain
name containing an overly long DNS label.

2) An error in the Bonjour API due to lack of randomization when
issuing unicast DNS queries can be exploited to spoof DNS responses.

SOLUTION:
Update to version 1.0.5.
http://www.apple.com/support/downloads/bonjourforwindows105.html

PROVIDED AND/OR DISCOVERED BY:
1) The vendor credits Mario Ballano, 48bits.com.
2) Reported by the vendor.

ORIGINAL ADVISORY:
Apple:
http://support.apple.com/kb/HT2990

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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.

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


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