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Softalk Mail Server IMAP Denial of Service Vulnerability

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Release Date:  2008-09-03    Last Update:  2008-09-30    Views:  3,935

Secunia Advisory SA31715

Where:

From remote

Impact:

DoS

Solution Status:

Unpatched

CVE Reference(s):

Description


João Antunes has discovered a vulnerability in Softalk Mail Server, which can be exploited by malicious users to cause a DoS (Denial of Service).

The vulnerability is caused due to an error when processing specially crafted IMAP commands. This can be exploited to consume large amounts of system resources and crash the service by sending a malicious IMAP command sequence to a vulnerable system.

The vulnerability is confirmed in version 8.5.1 (Build 431). Other versions may also be affected.


Solution:
Restrict access to trusted users only.

Provided and/or discovered by:
João Antunes

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: Softalk Mail Server IMAP Denial of Service Vulnerability

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