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TITLE:
Norman Products CAB / RAR Archive Handling Security Bypass

SECUNIA ADVISORY ID:
SA35442

VERIFY ADVISORY:
http://secunia.com/advisories/35442/

DESCRIPTION:
Some weaknesses have been reported in various Norman products, which
can be exploited by malware to bypass the scanning functionality.

The weaknesses are caused due to errors within Norman's compression
library (NCL) in the handling of RAR and CAB file archives, which can
be exploited to bypass the anti-virus scanning functionality via
specially crafted archive files.

The weaknesses are reported in the following products:
* Norman Virus Control single user and corporate versions
* Norman Internet Control
* Norman Virus Control E-mail plugins
* Norman Endpoint Protection
* Norman Security Suite
* Norman Network Protection

SOLUTION:
The weaknesses are fixed in Norman's compression library (NCL)
5.99.07, released as an automatic update June 3rd, 2009.

NOTE: The weaknesses are not fixed in Norman Network Protection.

PROVIDED AND/OR DISCOVERED BY:
Thierry Zoller

ORIGINAL ADVISORY:
Norman:
http://www.norman.com/support/security_bulletins/69333/en

Thierry Zoller:
http://blog.zoller.lu/2009/06/advisory-norman-generic-evasion-rar.html

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