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TUCoPS :: Security App Flaws :: tb10649.htm

Symantec Norton Ghost 10 Service Manager Buffer Overflow Vulnerability



iDefense Security Advisory 04.26.07: Symantec Norton Ghost 10 Service Manager Buffer Overflow Vulnerability
iDefense Security Advisory 04.26.07: Symantec Norton Ghost 10 Service Manager Buffer Overflow Vulnerability



Symantec Norton Ghost 10 Service Manager Buffer Overflow Vulnerability

iDefense Security Advisory 04.26.07
http://labs.idefense.com/intelligence/vulnerabilities/ 
Apr 26, 2007

I. BACKGROUND

Symantec Norton Ghost is a backup and recovery application designed to
allow users to completely restore their systems to previous snapshots.
More information can be found from the vendors site at the following
URL.

http://www.symantec.com/home_homeoffice/products/overview.jsp?pcid=br&pvid=ghost10 

II. DESCRIPTION

Local exploitation of a buffer overflow vulnerability in Norton Ghost
could allow local attackers to run code as the SYSTEM level user.

Norton Ghost Service Manager is a Local Server COM object that allows
privileged Ghost Backup Operators the ability to take and restore Ghost
images of the system.

A function within the Service Manager can be used to trigger a buffer
overflow by supplying an overly long string.

III. ANALYSIS

Exploitation allows local attackers to execute code as the SYSTEM level
user.

In order to be able to exploit this vulnerability, attackers must have
tasking privileges for the Norton Ghost Service Manager.

IV. DETECTION

iDefense verified the existence of this vulnerability on Norton Ghost
10.0. Other versions may be vulnerable as well.

V. WORKAROUND

iDefense recommends limiting which users have permission to interact
with the Ghost Service Manager. Ghost provides a means to grant
specific users access to these features.

VI. VENDOR RESPONSE

Symantec has addressed this vulnerability with a software update. The
update is available via their LiveUpdate channels. For more
information, consult their advisory at the following URL.

http://www.symantec.com/avcenter/security/Content/2007.04.26.html 

VII. CVE INFORMATION

A Mitre Corp. Common Vulnerabilities and Exposures (CVE) number has not
been assigned yet.

VIII. DISCLOSURE TIMELINE

01/02/2007  Initial vendor notification
01/09/2007  Initial vendor response
04/26/2007  Coordinated public disclosure

IX. CREDIT

This vulnerability was reported to iDefense by Pravus.

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http://labs.idefense.com/ 

X. LEGAL NOTICES

Copyright =A9 2007 iDefense, Inc.

Permission is granted for the redistribution of this alert
electronically. It may not be edited in any way without the express
written consent of iDefense. If you wish to reprint the whole or any
part of this alert in any other medium other than electronically,
please e-mail customerservice@idefense.com for permission. 

Disclaimer: The information in the advisory is believed to be accurate
at the time of publishing based on currently available information. Use
of the information constitutes acceptance for use in an AS IS condition.
 There are no warranties with regard to this information. Neither the
author nor the publisher accepts any liability for any direct,
indirect, or consequential loss or damage arising from use of, or
reliance on, this information.


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