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TITLE:
Lasso Professional Auth Tag Security Bypass Vulnerability

SECUNIA ADVISORY ID:
SA16364

VERIFY ADVISORY:
http://secunia.com/advisories/16364/

CRITICAL:
Moderately critical

IMPACT:
Security Bypass

WHERE:
>From remote

SOFTWARE:
Lasso Professional Server 8.x
http://secunia.com/product/5511/

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

The vulnerability is caused due to an error in handling the [Auth]
and [Auth_User] tags and can be exploited to gain access to pages
that are protected using the tags when the tags are called with no
parameters.

The vulnerability has been reported in versions 8.0.4 and 8.0.5.

SOLUTION:
Apply patch:
http://support.omnipilot.com/article_files/Security%20Fix%20804-805.zip

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
OmniPilot Software:
http://www.omnipilot.com/Software%20Updates.1747.8901.lasso

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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/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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