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securityvulnsSecurityvulnsSECURITYVULNS:DOC:15699
HistoryJan 12, 2007 - 12:00 a.m.

[SA23626] FirePass URL Restriction Bypass

2007-01-1200:00:00
vulners.com
52

TITLE:
FirePass URL Restriction Bypass

SECUNIA ADVISORY ID:
SA23626

VERIFY ADVISORY:
http://secunia.com/advisories/23626/

CRITICAL:
Moderately critical

IMPACT:
Security Bypass

WHERE:
>From remote

OPERATING SYSTEM:
FirePass 6.x
http://secunia.com/product/13146/
FirePass 5.x
http://secunia.com/product/4695/

DESCRIPTION:
Michael Ligh and Greg Sinclair have reported a vulnerability in
FirePass, which can be exploited by malicious people to bypass
certain security restrictions.

The problem is that it is possible to bypass filters and access
restricted URLs by using certain non-canonicalised URLs (e.g. by
adding a NULL-byte, including additional slashes or dots, or using
unicode-encoded characters in the request).

The vulnerability is reported in versions 6.0 and 5.4 through 5.5.2.

SOLUTION:
FirePass 5.x:
Reportedly fixed in Cumulative Hotfix 552-2.

FirePass 6.0:
Reportedly fixed in Cumulative Hotfix 600-8.

PROVIDED AND/OR DISCOVERED BY:
Michael Ligh and Greg Sinclair

ORIGINAL ADVISORY:
http://lists.grok.org.uk/pipermail/full-disclosure/2007-January/051651.html

F5:
https://tech.f5.com/home/solutions/sol6924.html


About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/

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