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Secunia Advisory SA26013

3Com TippingPoint IPS Extended Unicode Detection Bypass
Secunia Advisory SA26013
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Release Date 2007-07-11
Last Update 2007-07-13
   
Popularity 6,243 views
Comments 0 comments

Criticality level Less criticalLess critical
Impact Security Bypass
Where From remote
Authentication level Available in Customer Area
   
Report reliability Available in Customer Area
Solution Status Vendor Patch
   
Systems affected Available in Customer Area
Approve distribution Available in Customer Area
   
Operating System
TippingPoint IPS (TOS) 2.x
Secunia CVSS Score Available in Customer Area
CVE Reference(s) CVE-2007-3701 CVSS available in Customer Area
  

Description

A vulnerability has been reported in TippingPoint IPS, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to an error in the handling of extended unicode characters and can be exploited to evade detection by the IPS via e.g. a URI with an extended unicode representation for a forward slash.

The vulnerability is reported in TippingPoint IPS TOS versions 2.1 and 2.2.0 to 2.2.4.


Solution
Update to the latest version.
Further details available in Customer Area

Provided and/or discovered by
Paul Craig, Security-Assessment.com

Changelog
Further details available in Customer Area

Original Advisory
3Com:
http://www.3com.com/securityalert/alerts/3COM-07-003.html

Security-Assessment.com:
http://security-assessment.com/files/advisories/2007-07-11_Tippingpoint_IPS_Signature_Evasion.pdf

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: 3Com TippingPoint IPS Extended Unicode Detection Bypass
 
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