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Insecure Library Loading
Moderately critical

Ipswitch Instant Messaging IMServer Denial of Service

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Release Date:  2008-02-08    Last Update:  2008-02-26    Views:  16,268

Secunia Advisory SA28824

Where:

From remote

Impact:

DoS

Solution Status:

Unpatched

CVE Reference(s):

Description


Luigi Auriemma has discovered a vulnerability in Ipswitch Instant Messaging, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in the IMServer service (IMServer.exe) and can be exploited to crash the service via a specially crafted packet sent to default port 5177/TCP.

NOTE: Other errors have also been reported e.g. a format-string error in the logging function.

The vulnerability is confirmed in version 2.08 and is also reported to affect the IM clients. Other versions may also be affected.


Solution:
Use in a trusted network environment only.

Provided and/or discovered by:
Luigi Auriemma

Original Advisory:
http://aluigi.altervista.org/adv/ipsimene-adv.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: Ipswitch Instant Messaging IMServer Denial of Service

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