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Category:   Application (Generic)  >   Xen Vendors:   Xen Project
Xen xenstore Database Storage Weakness May Let Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1020955
SecurityTracker URL:  http://securitytracker.com/id/1020955
CVE Reference:   CVE-2008-4405   (Links to External Site)
Updated:  Oct 10 2008
Original Entry Date:  Oct 1 2008
Impact:   User access via local system
Vendor Confirmed:  Yes  
Version(s): 3.3
Description:   A vulnerability was reported in Xen. A local user may be able to obtain elevated privileges on the target system.

A guest machine can write to the xenstore database location '/local/domain/$DOMID'. A local user can write data to the location that may cause applications reading the data to perform unsafe actions.

libvirt is affected.

The original advisory is available at:

http://lists.xensource.com/archives/html/xen-devel/2008-09/msg00992.html

Pascal Bouchareine reported this vulnerability.

Impact:   A local user may be able to obtain elevated privileges on the target system.
Solution:   No solution was available at the time of this entry.
Vendor URL:  xen.org/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jan 7 2009 (Red Hat Issues Fix) Xen xenstore Database Storage Weakness May Let Local Users Gain Elevated Privileges
Red Hat has released a fix for Red Hat Enterprise Linux 5.



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