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Insecure Library Loading
Moderately critical

spamdyke "smtp_filter()" DATA Command Relay Vulnerability

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Release Date:  2008-05-28    Last Update:  2008-06-20    Views:  4,833

Secunia Advisory SA30408

Where:

From remote

Impact:

Security Bypass

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


A vulnerability has been reported in spamdyke, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to "smtp_filter()" not properly restricting the DATA command if no valid recipient was specified. This can be exploited to e.g. abuse a spamdyke installation as open mail relay by sending a certain sequence of recipient data and DATA commands.

The vulnerability is reported in versions prior to 3.1.8.


Solution:
Update to version 3.1.8.

Provided and/or discovered by:
The vendor credits Mirko Buffoni.

Original Advisory:
http://www.spamdyke.org/documentation/Changelog.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: spamdyke "smtp_filter()" DATA Command Relay Vulnerability

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