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Secunia Advisory SA25122

Barracuda Spam Firewall Zoo Denial of Service Vulnerability
Secunia Advisory SA25122
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Release Date 2007-05-08
   
Popularity 7,625 views
Comments 0 comments

Criticality level Less criticalLess critical
Impact DoS
Where From remote
Authentication level Available in Customer Area
   
Report reliability Available in Customer Area
Solution Status Vendor Patch
   
   
3rd party PoC/exploit Link available in Customer Area
Systems affected Available in Customer Area
Approve distribution Available in Customer Area
   
Operating System
Barracuda Spam Firewall 3.x

Secunia CVSS Score Available in Customer Area
CVE Reference(s) CVE-2007-1669 CVSS available in Customer Area
  

Description

Jean-Sebastien Guay-Leroux has reported a vulnerability in Barracuda Spam Firewall, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in the handling of Zoo archives. This can be exploited to cause an infinite loop resulting in high CPU utilisation.


Solution
Update to firmware version 3.4 and virus definition 2.0.6399 or later.

Provided and/or discovered by
Jean-Sebastien Guay-Leroux

Original Advisory
Barracuda Networks:
http://www.barracudanetworks.com/ns/resources/tech_alert.php

Jean-Sebastien Guay-Leroux:
http://www.guay-leroux.com/projects/zoo-infinite-advisory.txt

Deep Links
Links available in Customer Area


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: Barracuda Spam Firewall Zoo Denial of Service Vulnerability
 
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