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 vendor's site at the following URL.
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.
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.
iDefense verified the existence of this vulnerability on Norton Ghost 10.0. Other versions may be vulnerable as well.
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.
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.
A Mitre Corp. Common Vulnerabilities and Exposures (CVE) number has not been assigned yet.
01/02/2007 Initial vendor notification
01/09/2007 Initial vendor response
04/26/2007 Coordinated public disclosure
This vulnerability was reported to iDefense by Pravus.
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Copyright © 2007 Verisign, Inc.
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