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Symantec Products IOCTL Handler Privilege Escalation Advisory Available in Danish 

Secunia Advisory: SA22288  
Release Date: 2006-10-06
Last Update: 2006-10-11

Critical:
Less critical
Impact: Privilege escalation
Where: Local system
Solution Status: Vendor Patch

Software:Symantec AntiVirus Corporate Edition 10.x
Symantec AntiVirus Corporate Edition 8.x
Symantec AntiVirus Corporate Edition 9.x
Symantec AntiVirus for Blue Coat Security
Symantec AntiVirus for CacheFlow Security Gateway
Symantec AntiVirus for Clearswift 4.x
Symantec AntiVirus for Inktomi Traffic Edge
Symantec AntiVirus for Microsoft ISA Server 4.x
Symantec AntiVirus for Microsoft SharePoint 4.x
Symantec AntiVirus for NetApp Filer/NetCache
Symantec AntiVirus Scan Engine 4.x
Symantec Brightmail AntiSpam 4.x
Symantec Brightmail AntiSpam 5.x
Symantec Brightmail AntiSpam 6.x
Symantec Client Security 1.x
Symantec Client Security 2.x
Symantec Client Security 3.x
Symantec Mail Security for Domino 4.x
Symantec Mail Security for Domino 5.x
Symantec Mail Security for Exchange 4.x
Symantec Mail Security for Microsoft Exchange 5.x
Symantec Mail Security for SMTP 4.x
Symantec Norton AntiVirus 2001
Symantec Norton AntiVirus 2002
Symantec Norton AntiVirus 2003
Symantec Norton AntiVirus 2004
Symantec Norton AntiVirus 2005
Symantec Norton AntiVirus 2006
Symantec Norton AntiVirus Corporate Edition 7.x
Symantec Norton Internet Security 2001
Symantec Norton Internet Security 2002
Symantec Norton Internet Security 2003
Symantec Norton Internet Security 2003 Professional
Symantec Norton Internet Security 2004
Symantec Norton Internet Security 2004 Professional
Symantec Norton Internet Security 2005
Symantec Norton Internet Security 2006
Symantec Norton SystemWorks 2001
Symantec Norton SystemWorks 2002
Symantec Norton SystemWorks 2003
Symantec Norton SystemWorks 2004
Symantec Norton SystemWorks 2005
Symantec Norton SystemWorks 2006
Symantec Web Security 2.x
Symantec Web Security 3.x

CVE reference:CVE-2006-4927 (Secunia mirror)

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Description:
A vulnerability has been reported in various Symantec Products, which can be exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to insufficient address space verification within the IOCTL handlers of the NAVEX15.SYS and NAVENG.SYS device drivers, which allows to overwrite arbitrary memory with a constant double word value. This can be exploited to execute arbitrary code with kernel privileges by sending specially crafted I/O Request Packets to the 0x222AD3, 0x222AD7, and 0x222ADB IOCTL handlers.

The vulnerability has been reported in all versions of the following products for Windows NT, Windows 2000, and Windows XP:
- Norton AntiVirus
- Norton Internet Security
- Norton System Works
- Symantec AntiVirus Corporate Edition
- Symantec AntiVirus for Blue Coat Security
- Symantec AntiVirus for CacheFlow Security Gateway
- Symantec AntiVirus for Clearswift MIME Sweeper
- Symantec AntiVirus for Inktomi Traffic Edge
- Symantec AntiVirus for Microsoft ISA Server
- Symantec AntiVirus for NetApp Filer/NetCache
- Symantec BrightMail AntiSpam
- Symantec Client Security
- Symantec Mail Security for Domino
- Symantec Mail Security for Exchange
- Symantec Mail Security for SMTP
- Symantec Scan Engine
- Symantec Web Security for Windows

Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, scan using the Network Software Inspector.

Solution:
Update to the virus definitions of October 4, 2006 revision 9 or later.

Provided and/or discovered by:
Rubén Santamarta, reversemode.com.

Changelog:
2006-10-11: Added US-CERT reference.

Original Advisory:
Symantec:
http://securityresponse.symantec.com/avcenter/security/Content/2006.10.05a.html

iDEFENSE:
http://www.idefense.com/intelligence/vulnerabilities/display.php?id=417

Other References:
US-CERT VU#946820:
http://www.kb.cert.org/vuls/id/946820



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

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