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>> 3Com TippingPoint IPS Products Unicode Characters Detection Evasion Vulnerability

Title : 3Com TippingPoint IPS Products Unicode Characters Detection Evasion Vulnerability
VUPEN ID : VUPEN/ADV-2007-1817
CVE ID : CVE-2007-2734
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-05-15


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format  Receive VUPEN Security notifications by SMS 

A vulnerability has been identified in 3Com TippingPoint IPS products, which could be exploited by remote attackers to bypass security checks. This issue is caused by an error when processing requests containing full-width or half-width unicode characters, which could be exploited by remote attackers to evade IPS or firewall detection and covertly scan and attack systems protected by an affected device.

Affected Products

3Com TippingPoint X505
3Com TippingPoint X506
3Com TippingPoint 50
3Com TippingPoint 200
3Com TippingPoint 200E
3Com TippingPoint 600E
3Com TippingPoint 1200E
3Com TippingPoint 2400E
3Com TippingPoint 5000E
3Com TippingPoint SMS (Enterprise-Level Management System)
3Com TippingPoint ZPHA (Zero Power High Availability)

Solution

Apply Digital Vaccine (DV) 7287.

References

http://www.vupen.com/english/advisories/2007/1817
http://www.3com.com/securityalert/alerts/3COM-07-001.html

Credits

Vulnerabilities reported by Fatih Ozavci and Caglar Cakici (Gamasec Security)

ChangeLog

2007-05-15 : Initial release

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