[SA20570] FAST360 Appliance HTTP Analysis Bypass Vulnerability

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TITLE:
FAST360 Appliance HTTP Analysis Bypass Vulnerability

SECUNIA ADVISORY ID:
SA20570

VERIFY ADVISORY:
http://secunia.com/advisories/20570/

CRITICAL:
Moderately critical

IMPACT:
Security Bypass

WHERE:
>From remote

OPERATING SYSTEM:
FAST360 3.x
http://secunia.com/product/10438/

DESCRIPTION:
A vulnerability has been reported in FAST360 Appliance, which can be
exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to an error within the handling of
URL analysis in the FAST HTTP and IDPS HTTP components. This can be
exploited to bypass keyword filtering in the FAST HTTP module and to
bypass signature-based attack detection in the IDPS HTTP module.

The vulnerability has been reported in the following versions:

• Major release version 3.0 through 3.0/29.
• Intermediate releases versions 3.1, 3.2, and 3.3.

SOLUTION:
Update to versions 3.0/30.

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
http://www.arkoon.net/upload/alertes/32AK-2006-01-EN-1.0_EVASION_HTTP.pdf

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