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Moderately critical

NoticeWare Email Server POP3 Connections Denial of Service

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Release Date:  2008-10-13    Last Update:  2009-02-25    Views:  3,887

Secunia Advisory SA32202

Where:

From remote

Impact:

DoS

Solution Status:

Unpatched

CVE Reference(s):

Description


Paul Hand has discovered a vulnerability in NoticeWare Email Server, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error when handling multiple POP3 connections. This can be exploited to cause a crash via e.g. a large number of POP3 connections issuing login requests.

The vulnerability is confirmed in version 5.1.2.2. Other versions may also be affected.


Solution:
Restrict network access to the POP3 service.

Provided and/or discovered by:
Paul Hand (rAWjAW)

Original Advisory:
http://milw0rm.com/exploits/6719

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: NoticeWare Email Server POP3 Connections Denial of Service

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