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Moderately critical

Fetchmail SSL Certificate NULL Character Processing Vulnerability

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Release Date:  2009-08-06    Views:  4,619

Secunia Advisory SA36179

Where:

From remote

Impact:

Spoofing

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


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

The vulnerability is caused due to an error when processing SSL certificates containing NULL characters embedded in certain certificate fields and can be exploited to spoof certificates for legitimate domains.

This is related to vulnerability #2 in:
SA36093

The vulnerability is reported in versions prior to 6.3.11.


Solution:
Update to version 6.3.11.

Provided and/or discovered by:
The vendor credits Moxie Marlinspike.

Original Advisory:
http://www.fetchmail.info/fetchmail-SA-2009-01.txt

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: Fetchmail SSL Certificate NULL Character Processing Vulnerability

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