Vulnerability CVE-2007-2734
Published: 2007-05-16   Modified: 2012-02-12

Description:
The 3Com TippingPoint IPS do not properly handle certain full-width and half-width Unicode character encodings in an HTTP POST request, which might allow remote attackers to evade detection of HTTP traffic.

See advisories in our WLB2 database:
Topic
Author
Date
High
Full-Width and Half-Width Unicode Encoding IDS/IPS/WAF Bypass Vulnerability
Fatih Ozavci and...
18.05.2007

Type:

CWE-Other

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
3COM -> 3crtpx505-73 
3COM -> 3crx506-96 
3COM -> Tippingpoint 200 
3COM -> Tippingpoint 200e 
3COM -> Tippingpoint 2400e 
3COM -> Tippingpoint 50 
3COM -> Tippingpoint 5000e 
3COM -> Tippingpoint 600e 

 References:
http://securityreason.com/securityalert/2712
http://www.3com.com/securityalert/alerts/3COM-07-001.html
http://www.gamasec.net/english/gs07-01.html
http://www.kb.cert.org/vuls/id/739224
http://www.securityfocus.com/archive/1/468633/100/0/threaded
http://www.vupen.com/english/advisories/2007/1817
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