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Apple Bonjour for Windows mDNSResponder Vulnerabilities

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Release Date:  2008-09-10    Views:  21,608

Secunia Advisory SA31822

Where:

From remote

Impact:

Spoofing, DoS

Solution Status:

Vendor Patch

CVE Reference(s):

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.

Further details available to Secunia VIM customers

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

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Apple Bonjour for Windows mDNSResponder Vulnerabilities

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