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Moderately critical

Serva DNS Server DNS Query Processing Denial of Service Vulnerability

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Release Date:  2013-01-15    Views:  694

Secunia Advisory SA51617

Where:

From remote

Impact:

DoS

Solution Status:

Unpatched

Software:

CVE Reference(s):

No CVE references.

Description


Inshell Security has discovered a vulnerability in Serva, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a sign extension error (Serva32.exe) when processing a DNS query and can be exploited to crash the server via a specially crafted DNS query.

The vulnerability is confirmed in version 2.0.0. Other versions may also be affected.


Solution:
No official solution is currently available.

Provided and/or discovered by:
Julien Ahrens (MrTuxracer), Inshell Security.

Original Advisory:
http://security.inshell.net/advisory/33

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: Serva DNS Server DNS Query Processing Denial of Service Vulnerability

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